261640310

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{844001}}^1$

素因数の和:844039

約数の個数: 16

約数和(自身を含む): 486145152

約数和(自身を除く): 224504842

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 844001, 1688002, 4220005, 8440010, 26164031, 52328062, 130820155, 261640310]

約数ペア:

[(1, 261640310), (2, 130820155), (5, 52328062), (10, 26164031), (31, 8440010), (62, 4220005), (155, 1688002), (310, 844001)]