5205657640

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{4198111}}^1$

素因数の和:4198153

約数の個数: 32

約数和(自身を含む): 12090562560

約数和(自身を除く): 6884904920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 4198111, 8396222, 16792444, 20990555, 33584888, 41981110, 83962220, 130141441, 167924440, 260282882, 520565764, 650707205, 1041131528, 1301414410, 2602828820, 5205657640]

約数ペア:

[(1, 5205657640), (2, 2602828820), (4, 1301414410), (5, 1041131528), (8, 650707205), (10, 520565764), (20, 260282882), (31, 167924440), (40, 130141441), (62, 83962220), (124, 41981110), (155, 33584888), (248, 20990555), (310, 16792444), (620, 8396222), (1240, 4198111)]