31110730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1993}}^1$

素因数の和:2230

約数の個数: 32

約数和(自身を含む): 64318464

約数和(自身を除く): 33207734

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 223, 446, 1115, 1561, 1993, 2230, 3122, 3986, 7805, 9965, 13951, 15610, 19930, 27902, 69755, 139510, 444439, 888878, 2222195, 3111073, 4444390, 6222146, 15555365, 31110730]

約数ペア:

[(1, 31110730), (2, 15555365), (5, 6222146), (7, 4444390), (10, 3111073), (14, 2222195), (35, 888878), (70, 444439), (223, 139510), (446, 69755), (1115, 27902), (1561, 19930), (1993, 15610), (2230, 13951), (3122, 9965), (3986, 7805)]