825940

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{677}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 1765512

約数和(自身を除く): 939572

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 677, 1220, 1354, 2708, 3385, 6770, 13540, 41297, 82594, 165188, 206485, 412970, 825940]

約数ペア:

[(1, 825940), (2, 412970), (4, 206485), (5, 165188), (10, 82594), (20, 41297), (61, 13540), (122, 6770), (244, 3385), (305, 2708), (610, 1354), (677, 1220)]