42221140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{162389}}^1$

素因数の和:162411

約数の個数: 24

約数和(自身を含む): 95485320

約数和(自身を除く): 53264180

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 162389, 324778, 649556, 811945, 1623890, 2111057, 3247780, 4222114, 8444228, 10555285, 21110570, 42221140]

約数ペア:

[(1, 42221140), (2, 21110570), (4, 10555285), (5, 8444228), (10, 4222114), (13, 3247780), (20, 2111057), (26, 1623890), (52, 811945), (65, 649556), (130, 324778), (260, 162389)]