85558420

素因数分解:

$2^2\times 5^1\times {\mathrm{179}}^1\times {\mathrm{23899}}^1$

素因数の和:24087

約数の個数: 24

約数和(自身を含む): 180684000

約数和(自身を除く): 95125580

約数列:

[1, 2, 4, 5, 10, 20, 179, 358, 716, 895, 1790, 3580, 23899, 47798, 95596, 119495, 238990, 477980, 4277921, 8555842, 17111684, 21389605, 42779210, 85558420]

約数ペア:

[(1, 85558420), (2, 42779210), (4, 21389605), (5, 17111684), (10, 8555842), (20, 4277921), (179, 477980), (358, 238990), (716, 119495), (895, 95596), (1790, 47798), (3580, 23899)]