168176980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{442571}}^1$

素因数の和:442599

約数の個数: 24

約数和(自身を含む): 371760480

約数和(自身を除く): 203583500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 442571, 885142, 1770284, 2212855, 4425710, 8408849, 8851420, 16817698, 33635396, 42044245, 84088490, 168176980]

約数ペア:

[(1, 168176980), (2, 84088490), (4, 42044245), (5, 33635396), (10, 16817698), (19, 8851420), (20, 8408849), (38, 4425710), (76, 2212855), (95, 1770284), (190, 885142), (380, 442571)]