4418420

素因数分解:

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

素因数の和:1459

約数の個数: 24

約数和(自身を含む): 9339624

約数和(自身を除く): 4921204

約数列:

[1, 2, 4, 5, 10, 20, 173, 346, 692, 865, 1277, 1730, 2554, 3460, 5108, 6385, 12770, 25540, 220921, 441842, 883684, 1104605, 2209210, 4418420]

約数ペア:

[(1, 4418420), (2, 2209210), (4, 1104605), (5, 883684), (10, 441842), (20, 220921), (173, 25540), (346, 12770), (692, 6385), (865, 5108), (1277, 3460), (1730, 2554)]