8134656620

素因数分解:

$2^2\times 5^1\times {\mathrm{1019}}^1\times {\mathrm{399149}}^1$

素因数の和:400177

約数の個数: 24

約数和(自身を含む): 17099586000

約数和(自身を除く): 8964929380

約数列:

[1, 2, 4, 5, 10, 20, 1019, 2038, 4076, 5095, 10190, 20380, 399149, 798298, 1596596, 1995745, 3991490, 7982980, 406732831, 813465662, 1626931324, 2033664155, 4067328310, 8134656620]

約数ペア:

[(1, 8134656620), (2, 4067328310), (4, 2033664155), (5, 1626931324), (10, 813465662), (20, 406732831), (1019, 7982980), (2038, 3991490), (4076, 1995745), (5095, 1596596), (10190, 798298), (20380, 399149)]