73140560

素因数分解:

$2^4\times 5^1\times {\mathrm{914257}}^1$

素因数の和:914270

約数の個数: 20

約数和(自身を含む): 170051988

約数和(自身を除く): 96911428

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 914257, 1828514, 3657028, 4571285, 7314056, 9142570, 14628112, 18285140, 36570280, 73140560]

約数ペア:

[(1, 73140560), (2, 36570280), (4, 18285140), (5, 14628112), (8, 9142570), (10, 7314056), (16, 4571285), (20, 3657028), (40, 1828514), (80, 914257)]