159398260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1138559}}^1$

素因数の和:1138575

約数の個数: 24

約数和(自身を含む): 382556160

約数和(自身を除く): 223157900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1138559, 2277118, 4554236, 5692795, 7969913, 11385590, 15939826, 22771180, 31879652, 39849565, 79699130, 159398260]

約数ペア:

[(1, 159398260), (2, 79699130), (4, 39849565), (5, 31879652), (7, 22771180), (10, 15939826), (14, 11385590), (20, 7969913), (28, 5692795), (35, 4554236), (70, 2277118), (140, 1138559)]