240128570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{128411}}^1$

素因数の和:128446

約数の個数: 32

約数和(自身を含む): 499265856

約数和(自身を除く): 259137286

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 128411, 256822, 642055, 1284110, 1412521, 2182987, 2825042, 4365974, 7062605, 10914935, 14125210, 21829870, 24012857, 48025714, 120064285, 240128570]

約数ペア:

[(1, 240128570), (2, 120064285), (5, 48025714), (10, 24012857), (11, 21829870), (17, 14125210), (22, 10914935), (34, 7062605), (55, 4365974), (85, 2825042), (110, 2182987), (170, 1412521), (187, 1284110), (374, 642055), (935, 256822), (1870, 128411)]