130788560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{233551}}^1$

素因数の和:233571

約数の個数: 40

約数和(自身を含む): 347525376

約数和(自身を除く): 216736816

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 233551, 467102, 934204, 1167755, 1634857, 1868408, 2335510, 3269714, 3736816, 4671020, 6539428, 8174285, 9342040, 13078856, 16348570, 18684080, 26157712, 32697140, 65394280, 130788560]

約数ペア:

[(1, 130788560), (2, 65394280), (4, 32697140), (5, 26157712), (7, 18684080), (8, 16348570), (10, 13078856), (14, 9342040), (16, 8174285), (20, 6539428), (28, 4671020), (35, 3736816), (40, 3269714), (56, 2335510), (70, 1868408), (80, 1634857), (112, 1167755), (140, 934204), (280, 467102), (560, 233551)]