20010575

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2677}}^1$

素因数の和:2723

約数の個数: 24

約数和(自身を含む): 27894048

約数和(自身を除く): 7883473

約数列:

[1, 5, 13, 23, 25, 65, 115, 299, 325, 575, 1495, 2677, 7475, 13385, 34801, 61571, 66925, 174005, 307855, 800423, 870025, 1539275, 4002115, 20010575]

約数ペア:

[(1, 20010575), (5, 4002115), (13, 1539275), (23, 870025), (25, 800423), (65, 307855), (115, 174005), (299, 66925), (325, 61571), (575, 34801), (1495, 13385), (2677, 7475)]