138701710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{104287}}^1$

素因数の和:104320

約数の個数: 32

約数和(自身を含む): 300349440

約数和(自身を除く): 161647730

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 190, 266, 665, 1330, 104287, 208574, 521435, 730009, 1042870, 1460018, 1981453, 3650045, 3962906, 7300090, 9907265, 13870171, 19814530, 27740342, 69350855, 138701710]

約数ペア:

[(1, 138701710), (2, 69350855), (5, 27740342), (7, 19814530), (10, 13870171), (14, 9907265), (19, 7300090), (35, 3962906), (38, 3650045), (70, 1981453), (95, 1460018), (133, 1042870), (190, 730009), (266, 521435), (665, 208574), (1330, 104287)]