18582996460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{472369}}^1$

素因数の和:472666

約数の個数: 48

約数和(自身を含む): 44758002240

約数和(自身を除く): 26175005780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 281, 562, 1124, 1405, 1967, 2810, 3934, 5620, 7868, 9835, 19670, 39340, 472369, 944738, 1889476, 2361845, 3306583, 4723690, 6613166, 9447380, 13226332, 16532915, 33065830, 66131660, 132735689, 265471378, 530942756, 663678445, 929149823, 1327356890, 1858299646, 2654713780, 3716599292, 4645749115, 9291498230, 18582996460]

約数ペア:

[(1, 18582996460), (2, 9291498230), (4, 4645749115), (5, 3716599292), (7, 2654713780), (10, 1858299646), (14, 1327356890), (20, 929149823), (28, 663678445), (35, 530942756), (70, 265471378), (140, 132735689), (281, 66131660), (562, 33065830), (1124, 16532915), (1405, 13226332), (1967, 9447380), (2810, 6613166), (3934, 4723690), (5620, 3306583), (7868, 2361845), (9835, 1889476), (19670, 944738), (39340, 472369)]