1065940

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{239}}^1$

素因数の和:471

約数の個数: 24

約数和(自身を含む): 2257920

約数和(自身を除く): 1191980

約数列:

[1, 2, 4, 5, 10, 20, 223, 239, 446, 478, 892, 956, 1115, 1195, 2230, 2390, 4460, 4780, 53297, 106594, 213188, 266485, 532970, 1065940]

約数ペア:

[(1, 1065940), (2, 532970), (4, 266485), (5, 213188), (10, 106594), (20, 53297), (223, 4780), (239, 4460), (446, 2390), (478, 2230), (892, 1195), (956, 1115)]