1128980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2971}}^1$

素因数の和:2999

約数の個数: 24

約数和(自身を含む): 2496480

約数和(自身を除く): 1367500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 2971, 5942, 11884, 14855, 29710, 56449, 59420, 112898, 225796, 282245, 564490, 1128980]

約数ペア:

[(1, 1128980), (2, 564490), (4, 282245), (5, 225796), (10, 112898), (19, 59420), (20, 56449), (38, 29710), (76, 14855), (95, 11884), (190, 5942), (380, 2971)]