2471351620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3986051}}^1$

素因数の和:3986091

約数の個数: 24

約数和(自身を含む): 5357253888

約数和(自身を除く): 2885902268

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 3986051, 7972102, 15944204, 19930255, 39860510, 79721020, 123567581, 247135162, 494270324, 617837905, 1235675810, 2471351620]

約数ペア:

[(1, 2471351620), (2, 1235675810), (4, 617837905), (5, 494270324), (10, 247135162), (20, 123567581), (31, 79721020), (62, 39860510), (124, 19930255), (155, 15944204), (310, 7972102), (620, 3986051)]