30018140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{28319}}^1$

素因数の和:28381

約数の個数: 24

約数和(自身を含む): 64229760

約数和(自身を除く): 34211620

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 28319, 56638, 113276, 141595, 283190, 566380, 1500907, 3001814, 6003628, 7504535, 15009070, 30018140]

約数ペア:

[(1, 30018140), (2, 15009070), (4, 7504535), (5, 6003628), (10, 3001814), (20, 1500907), (53, 566380), (106, 283190), (212, 141595), (265, 113276), (530, 56638), (1060, 28319)]