40444820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{155557}}^1$

素因数の和:155579

約数の個数: 24

約数和(自身を含む): 91468104

約数和(自身を除く): 51023284

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 155557, 311114, 622228, 777785, 1555570, 2022241, 3111140, 4044482, 8088964, 10111205, 20222410, 40444820]

約数ペア:

[(1, 40444820), (2, 20222410), (4, 10111205), (5, 8088964), (10, 4044482), (13, 3111140), (20, 2022241), (26, 1555570), (52, 777785), (65, 622228), (130, 311114), (260, 155557)]