8836840

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{1277}}^1$

素因数の和:1461

約数の個数: 32

約数和(自身を含む): 20013480

約数和(自身を除く): 11176640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1277, 1384, 1730, 2554, 3460, 5108, 6385, 6920, 10216, 12770, 25540, 51080, 220921, 441842, 883684, 1104605, 1767368, 2209210, 4418420, 8836840]

約数ペア:

[(1, 8836840), (2, 4418420), (4, 2209210), (5, 1767368), (8, 1104605), (10, 883684), (20, 441842), (40, 220921), (173, 51080), (346, 25540), (692, 12770), (865, 10216), (1277, 6920), (1384, 6385), (1730, 5108), (2554, 3460)]