389627410

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{548771}}^1$

素因数の和:548849

約数の個数: 16

約数和(自身を含む): 711208512

約数和(自身を除く): 321581102

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 548771, 1097542, 2743855, 5487710, 38962741, 77925482, 194813705, 389627410]

約数ペア:

[(1, 389627410), (2, 194813705), (5, 77925482), (10, 38962741), (71, 5487710), (142, 2743855), (355, 1097542), (710, 548771)]