1551110270

素因数分解:

$2^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{389}}^1\times {\mathrm{2203}}^1$

素因数の和:2780

約数の個数: 32

約数和(自身を含む): 2815918560

約数和(自身を除く): 1264808290

約数列:

[1, 2, 5, 10, 181, 362, 389, 778, 905, 1810, 1945, 2203, 3890, 4406, 11015, 22030, 70409, 140818, 352045, 398743, 704090, 797486, 856967, 1713934, 1993715, 3987430, 4284835, 8569670, 155111027, 310222054, 775555135, 1551110270]

約数ペア:

[(1, 1551110270), (2, 775555135), (5, 310222054), (10, 155111027), (181, 8569670), (362, 4284835), (389, 3987430), (778, 1993715), (905, 1713934), (1810, 856967), (1945, 797486), (2203, 704090), (3890, 398743), (4406, 352045), (11015, 140818), (22030, 70409)]