88905220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{108421}}^1$

素因数の和:108471

約数の個数: 24

約数和(自身を含む): 191256408

約数和(自身を除く): 102351188

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 108421, 216842, 433684, 542105, 1084210, 2168420, 4445261, 8890522, 17781044, 22226305, 44452610, 88905220]

約数ペア:

[(1, 88905220), (2, 44452610), (4, 22226305), (5, 17781044), (10, 8890522), (20, 4445261), (41, 2168420), (82, 1084210), (164, 542105), (205, 433684), (410, 216842), (820, 108421)]