51297940

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{23971}}^1$

素因数の和:24087

約数の個数: 24

約数和(自身を含む): 108736992

約数和(自身を除く): 57439052

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 23971, 47942, 95884, 119855, 239710, 479420, 2564897, 5129794, 10259588, 12824485, 25648970, 51297940]

約数ペア:

[(1, 51297940), (2, 25648970), (4, 12824485), (5, 10259588), (10, 5129794), (20, 2564897), (107, 479420), (214, 239710), (428, 119855), (535, 95884), (1070, 47942), (2140, 23971)]