3966508720

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{698329}}^1$

素因数の和:698413

約数の個数: 40

約数和(自身を含む): 9352035360

約数和(自身を除く): 5385526640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 698329, 1396658, 2793316, 3491645, 5586632, 6983290, 11173264, 13966580, 27933160, 49581359, 55866320, 99162718, 198325436, 247906795, 396650872, 495813590, 793301744, 991627180, 1983254360, 3966508720]

約数ペア:

[(1, 3966508720), (2, 1983254360), (4, 991627180), (5, 793301744), (8, 495813590), (10, 396650872), (16, 247906795), (20, 198325436), (40, 99162718), (71, 55866320), (80, 49581359), (142, 27933160), (284, 13966580), (355, 11173264), (568, 6983290), (710, 5586632), (1136, 3491645), (1420, 2793316), (2840, 1396658), (5680, 698329)]