201450220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{245671}}^1$

素因数の和:245721

約数の個数: 24

約数和(自身を含む): 433365408

約数和(自身を除く): 231915188

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 245671, 491342, 982684, 1228355, 2456710, 4913420, 10072511, 20145022, 40290044, 50362555, 100725110, 201450220]

約数ペア:

[(1, 201450220), (2, 100725110), (4, 50362555), (5, 40290044), (10, 20145022), (20, 10072511), (41, 4913420), (82, 2456710), (164, 1228355), (205, 982684), (410, 491342), (820, 245671)]