19730340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{2237}}^1$

素因数の和:2266

約数の個数: 108

約数和(自身を含む): 69651036

約数和(自身を除く): 49920696

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2237, 2940, 4410, 4474, 6711, 8820, 8948, 11185, 13422, 15659, 20133, 22370, 26844, 31318, 33555, 40266, 44740, 46977, 62636, 67110, 78295, 80532, 93954, 100665, 109613, 134220, 140931, 156590, 187908, 201330, 219226, 234885, 281862, 313180, 328839, 402660, 438452, 469770, 548065, 563724, 657678, 704655, 939540, 986517, 1096130, 1315356, 1409310, 1644195, 1973034, 2192260, 2818620, 3288390, 3946068, 4932585, 6576780, 9865170, 19730340]

約数ペア:

[(1, 19730340), (2, 9865170), (3, 6576780), (4, 4932585), (5, 3946068), (6, 3288390), (7, 2818620), (9, 2192260), (10, 1973034), (12, 1644195), (14, 1409310), (15, 1315356), (18, 1096130), (20, 986517), (21, 939540), (28, 704655), (30, 657678), (35, 563724), (36, 548065), (42, 469770), (45, 438452), (49, 402660), (60, 328839), (63, 313180), (70, 281862), (84, 234885), (90, 219226), (98, 201330), (105, 187908), (126, 156590), (140, 140931), (147, 134220), (180, 109613), (196, 100665), (210, 93954), (245, 80532), (252, 78295), (294, 67110), (315, 62636), (420, 46977), (441, 44740), (490, 40266), (588, 33555), (630, 31318), (735, 26844), (882, 22370), (980, 20133), (1260, 15659), (1470, 13422), (1764, 11185), (2205, 8948), (2237, 8820), (2940, 6711), (4410, 4474)]