20245550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31147}}^1$

素因数の和:31172

約数の個数: 24

約数和(自身を含む): 40554696

約数和(自身を除く): 20309146

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 31147, 62294, 155735, 311470, 404911, 778675, 809822, 1557350, 2024555, 4049110, 10122775, 20245550]

約数ペア:

[(1, 20245550), (2, 10122775), (5, 4049110), (10, 2024555), (13, 1557350), (25, 809822), (26, 778675), (50, 404911), (65, 311470), (130, 155735), (325, 62294), (650, 31147)]