2178570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{719}}^1$

素因数の和:830

約数の個数: 32

約数和(自身を含む): 5287680

約数和(自身を除く): 3109110

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 101, 202, 303, 505, 606, 719, 1010, 1438, 1515, 2157, 3030, 3595, 4314, 7190, 10785, 21570, 72619, 145238, 217857, 363095, 435714, 726190, 1089285, 2178570]

約数ペア:

[(1, 2178570), (2, 1089285), (3, 726190), (5, 435714), (6, 363095), (10, 217857), (15, 145238), (30, 72619), (101, 21570), (202, 10785), (303, 7190), (505, 4314), (606, 3595), (719, 3030), (1010, 2157), (1438, 1515)]