3625220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4421}}^1$

素因数の和:4471

約数の個数: 24

約数和(自身を含む): 7800408

約数和(自身を除く): 4175188

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 4421, 8842, 17684, 22105, 44210, 88420, 181261, 362522, 725044, 906305, 1812610, 3625220]

約数ペア:

[(1, 3625220), (2, 1812610), (4, 906305), (5, 725044), (10, 362522), (20, 181261), (41, 88420), (82, 44210), (164, 22105), (205, 17684), (410, 8842), (820, 4421)]