29915140

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{21067}}^1$

素因数の和:21147

約数の個数: 24

約数和(自身を含む): 63709632

約数和(自身を除く): 33794492

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 21067, 42134, 84268, 105335, 210670, 421340, 1495757, 2991514, 5983028, 7478785, 14957570, 29915140]

約数ペア:

[(1, 29915140), (2, 14957570), (4, 7478785), (5, 5983028), (10, 2991514), (20, 1495757), (71, 421340), (142, 210670), (284, 105335), (355, 84268), (710, 42134), (1420, 21067)]