12390790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3169}}^1$

素因数の和:3216

約数の個数: 32

約数和(自身を含む): 24649920

約数和(自身を除く): 12259130

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 170, 230, 391, 782, 1955, 3169, 3910, 6338, 15845, 31690, 53873, 72887, 107746, 145774, 269365, 364435, 538730, 728870, 1239079, 2478158, 6195395, 12390790]

約数ペア:

[(1, 12390790), (2, 6195395), (5, 2478158), (10, 1239079), (17, 728870), (23, 538730), (34, 364435), (46, 269365), (85, 145774), (115, 107746), (170, 72887), (230, 53873), (391, 31690), (782, 15845), (1955, 6338), (3169, 3910)]