131786620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{17761}}^1$

素因数の和:17830

約数の個数: 48

約数和(自身を含む): 322273728

約数和(自身を除く): 190487108

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 53, 70, 106, 140, 212, 265, 371, 530, 742, 1060, 1484, 1855, 3710, 7420, 17761, 35522, 71044, 88805, 124327, 177610, 248654, 355220, 497308, 621635, 941333, 1243270, 1882666, 2486540, 3765332, 4706665, 6589331, 9413330, 13178662, 18826660, 26357324, 32946655, 65893310, 131786620]

約数ペア:

[(1, 131786620), (2, 65893310), (4, 32946655), (5, 26357324), (7, 18826660), (10, 13178662), (14, 9413330), (20, 6589331), (28, 4706665), (35, 3765332), (53, 2486540), (70, 1882666), (106, 1243270), (140, 941333), (212, 621635), (265, 497308), (371, 355220), (530, 248654), (742, 177610), (1060, 124327), (1484, 88805), (1855, 71044), (3710, 35522), (7420, 17761)]