20286610

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2539}}^1$

素因数の和:2610

約数の個数: 32

約数和(自身を含む): 39502080

約数和(自身を除く): 19215470

約数列:

[1, 2, 5, 10, 17, 34, 47, 85, 94, 170, 235, 470, 799, 1598, 2539, 3995, 5078, 7990, 12695, 25390, 43163, 86326, 119333, 215815, 238666, 431630, 596665, 1193330, 2028661, 4057322, 10143305, 20286610]

約数ペア:

[(1, 20286610), (2, 10143305), (5, 4057322), (10, 2028661), (17, 1193330), (34, 596665), (47, 431630), (85, 238666), (94, 215815), (170, 119333), (235, 86326), (470, 43163), (799, 25390), (1598, 12695), (2539, 7990), (3995, 5078)]