804565940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1297687}}^1$

素因数の和:1297727

約数の個数: 24

約数和(自身を含む): 1744092672

約数和(自身を除く): 939526732

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 1297687, 2595374, 5190748, 6488435, 12976870, 25953740, 40228297, 80456594, 160913188, 201141485, 402282970, 804565940]

約数ペア:

[(1, 804565940), (2, 402282970), (4, 201141485), (5, 160913188), (10, 80456594), (20, 40228297), (31, 25953740), (62, 12976870), (124, 6488435), (155, 5190748), (310, 2595374), (620, 1297687)]