20929650

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:696

約数の個数: 96

約数和(自身を含む): 61329408

約数和(自身を除く): 40399758

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 31, 35, 42, 50, 62, 70, 75, 93, 105, 150, 155, 175, 186, 210, 217, 310, 350, 434, 465, 525, 643, 651, 775, 930, 1050, 1085, 1286, 1302, 1550, 1929, 2170, 2325, 3215, 3255, 3858, 4501, 4650, 5425, 6430, 6510, 9002, 9645, 10850, 13503, 16075, 16275, 19290, 19933, 22505, 27006, 32150, 32550, 39866, 45010, 48225, 59799, 67515, 96450, 99665, 112525, 119598, 135030, 139531, 199330, 225050, 279062, 298995, 337575, 418593, 498325, 597990, 675150, 697655, 837186, 996650, 1395310, 1494975, 2092965, 2989950, 3488275, 4185930, 6976550, 10464825, 20929650]

約数ペア:

[(1, 20929650), (2, 10464825), (3, 6976550), (5, 4185930), (6, 3488275), (7, 2989950), (10, 2092965), (14, 1494975), (15, 1395310), (21, 996650), (25, 837186), (30, 697655), (31, 675150), (35, 597990), (42, 498325), (50, 418593), (62, 337575), (70, 298995), (75, 279062), (93, 225050), (105, 199330), (150, 139531), (155, 135030), (175, 119598), (186, 112525), (210, 99665), (217, 96450), (310, 67515), (350, 59799), (434, 48225), (465, 45010), (525, 39866), (643, 32550), (651, 32150), (775, 27006), (930, 22505), (1050, 19933), (1085, 19290), (1286, 16275), (1302, 16075), (1550, 13503), (1929, 10850), (2170, 9645), (2325, 9002), (3215, 6510), (3255, 6430), (3858, 5425), (4501, 4650)]