2715695960

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1223}}^1\times {\mathrm{1291}}^1$

素因数の和:2568

約数の個数: 64

約数和(自身を含む): 6262375680

約数和(自身を除く): 3546679720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1223, 1291, 1720, 2446, 2582, 4892, 5164, 6115, 6455, 9784, 10328, 12230, 12910, 24460, 25820, 48920, 51640, 52589, 55513, 105178, 111026, 210356, 222052, 262945, 277565, 420712, 444104, 525890, 555130, 1051780, 1110260, 1578893, 2103560, 2220520, 3157786, 6315572, 7894465, 12631144, 15788930, 31577860, 63155720, 67892399, 135784798, 271569596, 339461995, 543139192, 678923990, 1357847980, 2715695960]

約数ペア:

[(1, 2715695960), (2, 1357847980), (4, 678923990), (5, 543139192), (8, 339461995), (10, 271569596), (20, 135784798), (40, 67892399), (43, 63155720), (86, 31577860), (172, 15788930), (215, 12631144), (344, 7894465), (430, 6315572), (860, 3157786), (1223, 2220520), (1291, 2103560), (1720, 1578893), (2446, 1110260), (2582, 1051780), (4892, 555130), (5164, 525890), (6115, 444104), (6455, 420712), (9784, 277565), (10328, 262945), (12230, 222052), (12910, 210356), (24460, 111026), (25820, 105178), (48920, 55513), (51640, 52589)]