69873680

素因数分解:

$2^4\times 5^1\times {\mathrm{873421}}^1$

素因数の和:873434

約数の個数: 20

約数和(自身を含む): 162456492

約数和(自身を除く): 92582812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 873421, 1746842, 3493684, 4367105, 6987368, 8734210, 13974736, 17468420, 34936840, 69873680]

約数ペア:

[(1, 69873680), (2, 34936840), (4, 17468420), (5, 13974736), (8, 8734210), (10, 6987368), (16, 4367105), (20, 3493684), (40, 1746842), (80, 873421)]