15181790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{4027}}^1$

素因数の和:4076

約数の個数: 32

約数和(自身を含む): 30451680

約数和(自身を除く): 15269890

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 4027, 8054, 20135, 40270, 52351, 104702, 116783, 233566, 261755, 523510, 583915, 1167830, 1518179, 3036358, 7590895, 15181790]

約数ペア:

[(1, 15181790), (2, 7590895), (5, 3036358), (10, 1518179), (13, 1167830), (26, 583915), (29, 523510), (58, 261755), (65, 233566), (130, 116783), (145, 104702), (290, 52351), (377, 40270), (754, 20135), (1885, 8054), (3770, 4027)]