140439810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{668761}}^1$

素因数の和:668778

約数の個数: 32

約数和(自身を含む): 385206912

約数和(自身を除く): 244767102

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 668761, 1337522, 2006283, 3343805, 4012566, 4681327, 6687610, 9362654, 10031415, 14043981, 20062830, 23406635, 28087962, 46813270, 70219905, 140439810]

約数ペア:

[(1, 140439810), (2, 70219905), (3, 46813270), (5, 28087962), (6, 23406635), (7, 20062830), (10, 14043981), (14, 10031415), (15, 9362654), (21, 6687610), (30, 4681327), (35, 4012566), (42, 3343805), (70, 2006283), (105, 1337522), (210, 668761)]