411428540

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{41897}}^1$

素因数の和:42397

約数の個数: 24

約数和(自身を含む): 865780272

約数和(自身を除く): 454351732

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1964, 2455, 4910, 9820, 41897, 83794, 167588, 209485, 418970, 837940, 20571427, 41142854, 82285708, 102857135, 205714270, 411428540]

約数ペア:

[(1, 411428540), (2, 205714270), (4, 102857135), (5, 82285708), (10, 41142854), (20, 20571427), (491, 837940), (982, 418970), (1964, 209485), (2455, 167588), (4910, 83794), (9820, 41897)]