8021477230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1990441}}^1$

素因数の和:1990492

約数の個数: 32

約数和(自身を含む): 16050924288

約数和(自身を除く): 8029447058

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 1990441, 3980882, 9952205, 19904410, 25875733, 51751466, 61703671, 123407342, 129378665, 258757330, 308518355, 617036710, 802147723, 1604295446, 4010738615, 8021477230]

約数ペア:

[(1, 8021477230), (2, 4010738615), (5, 1604295446), (10, 802147723), (13, 617036710), (26, 308518355), (31, 258757330), (62, 129378665), (65, 123407342), (130, 61703671), (155, 51751466), (310, 25875733), (403, 19904410), (806, 9952205), (2015, 3980882), (4030, 1990441)]