20565842220

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{494609}}^1$

素因数の和:494645

約数の個数: 192

約数和(自身を含む): 79770700800

約数和(自身を除く): 59204858580

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 27, 28, 30, 33, 35, 36, 42, 44, 45, 54, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 108, 110, 126, 132, 135, 140, 154, 165, 180, 189, 198, 210, 220, 231, 252, 270, 297, 308, 315, 330, 378, 385, 396, 420, 462, 495, 540, 594, 630, 660, 693, 756, 770, 924, 945, 990, 1155, 1188, 1260, 1386, 1485, 1540, 1890, 1980, 2079, 2310, 2772, 2970, 3465, 3780, 4158, 4620, 5940, 6930, 8316, 10395, 13860, 20790, 41580, 494609, 989218, 1483827, 1978436, 2473045, 2967654, 3462263, 4451481, 4946090, 5440699, 5935308, 6924526, 7419135, 8902962, 9892180, 10386789, 10881398, 13354443, 13849052, 14838270, 16322097, 17311315, 17805924, 20773578, 21762796, 22257405, 26708886, 27203495, 29676540, 31160367, 32644194, 34622630, 38084893, 41547156, 44514810, 48966291, 51933945, 53417772, 54406990, 62320734, 65288388, 66772215, 69245260, 76169786, 81610485, 89029620, 93481101, 97932582, 103867890, 108813980, 114254679, 124641468, 133544430, 146898873, 152339572, 155801835, 163220970, 186962202, 190424465, 195865164, 207735780, 228509358, 244831455, 267088860, 293797746, 311603670, 326441940, 342764037, 373924404, 380848930, 457018716, 467405505, 489662910, 571273395, 587595492, 623207340, 685528074, 734494365, 761697860, 934811010, 979325820, 1028292111, 1142546790, 1371056148, 1468988730, 1713820185, 1869622020, 2056584222, 2285093580, 2937977460, 3427640370, 4113168444, 5141460555, 6855280740, 10282921110, 20565842220]

約数ペア:

[(1, 20565842220), (2, 10282921110), (3, 6855280740), (4, 5141460555), (5, 4113168444), (6, 3427640370), (7, 2937977460), (9, 2285093580), (10, 2056584222), (11, 1869622020), (12, 1713820185), (14, 1468988730), (15, 1371056148), (18, 1142546790), (20, 1028292111), (21, 979325820), (22, 934811010), (27, 761697860), (28, 734494365), (30, 685528074), (33, 623207340), (35, 587595492), (36, 571273395), (42, 489662910), (44, 467405505), (45, 457018716), (54, 380848930), (55, 373924404), (60, 342764037), (63, 326441940), (66, 311603670), (70, 293797746), (77, 267088860), (84, 244831455), (90, 228509358), (99, 207735780), (105, 195865164), (108, 190424465), (110, 186962202), (126, 163220970), (132, 155801835), (135, 152339572), (140, 146898873), (154, 133544430), (165, 124641468), (180, 114254679), (189, 108813980), (198, 103867890), (210, 97932582), (220, 93481101), (231, 89029620), (252, 81610485), (270, 76169786), (297, 69245260), (308, 66772215), (315, 65288388), (330, 62320734), (378, 54406990), (385, 53417772), (396, 51933945), (420, 48966291), (462, 44514810), (495, 41547156), (540, 38084893), (594, 34622630), (630, 32644194), (660, 31160367), (693, 29676540), (756, 27203495), (770, 26708886), (924, 22257405), (945, 21762796), (990, 20773578), (1155, 17805924), (1188, 17311315), (1260, 16322097), (1386, 14838270), (1485, 13849052), (1540, 13354443), (1890, 10881398), (1980, 10386789), (2079, 9892180), (2310, 8902962), (2772, 7419135), (2970, 6924526), (3465, 5935308), (3780, 5440699), (4158, 4946090), (4620, 4451481), (5940, 3462263), (6930, 2967654), (8316, 2473045), (10395, 1978436), (13860, 1483827), (20790, 989218), (41580, 494609)]