40871570

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{240421}}^1$

素因数の和:240445

約数の個数: 16

約数和(自身を含む): 77896728

約数和(自身を除く): 37025158

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 240421, 480842, 1202105, 2404210, 4087157, 8174314, 20435785, 40871570]

約数ペア:

[(1, 40871570), (2, 20435785), (5, 8174314), (10, 4087157), (17, 2404210), (34, 1202105), (85, 480842), (170, 240421)]