136654480

素因数分解:

$2^4\times 5^1\times {\mathrm{1708181}}^1$

素因数の和:1708194

約数の個数: 20

約数和(自身を含む): 317721852

約数和(自身を除く): 181067372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1708181, 3416362, 6832724, 8540905, 13665448, 17081810, 27330896, 34163620, 68327240, 136654480]

約数ペア:

[(1, 136654480), (2, 68327240), (4, 34163620), (5, 27330896), (8, 17081810), (10, 13665448), (16, 8540905), (20, 6832724), (40, 3416362), (80, 1708181)]