130028440

素因数分解:

$2^3\times 5^1\times {\mathrm{3250711}}^1$

素因数の和:3250722

約数の個数: 16

約数和(自身を含む): 292564080

約数和(自身を除く): 162535640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3250711, 6501422, 13002844, 16253555, 26005688, 32507110, 65014220, 130028440]

約数ペア:

[(1, 130028440), (2, 65014220), (4, 32507110), (5, 26005688), (8, 16253555), (10, 13002844), (20, 6501422), (40, 3250711)]