7191820

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3299}}^1$

素因数の和:3417

約数の個数: 24

約数和(自身を含む): 15246000

約数和(自身を除く): 8054180

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 3299, 6598, 13196, 16495, 32990, 65980, 359591, 719182, 1438364, 1797955, 3595910, 7191820]

約数ペア:

[(1, 7191820), (2, 3595910), (4, 1797955), (5, 1438364), (10, 719182), (20, 359591), (109, 65980), (218, 32990), (436, 16495), (545, 13196), (1090, 6598), (2180, 3299)]