1018115960

素因数分解:

$2^3\times 5^1\times {\mathrm{2179}}^1\times {\mathrm{11681}}^1$

素因数の和:13871

約数の個数: 32

約数和(自身を含む): 2292008400

約数和(自身を除く): 1273892440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2179, 4358, 8716, 10895, 11681, 17432, 21790, 23362, 43580, 46724, 58405, 87160, 93448, 116810, 233620, 467240, 25452899, 50905798, 101811596, 127264495, 203623192, 254528990, 509057980, 1018115960]

約数ペア:

[(1, 1018115960), (2, 509057980), (4, 254528990), (5, 203623192), (8, 127264495), (10, 101811596), (20, 50905798), (40, 25452899), (2179, 467240), (4358, 233620), (8716, 116810), (10895, 93448), (11681, 87160), (17432, 58405), (21790, 46724), (23362, 43580)]