400265830

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1380227}}^1$

素因数の和:1380263

約数の個数: 16

約数和(自身を含む): 745323120

約数和(自身を除く): 345057290

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 1380227, 2760454, 6901135, 13802270, 40026583, 80053166, 200132915, 400265830]

約数ペア:

[(1, 400265830), (2, 200132915), (5, 80053166), (10, 40026583), (29, 13802270), (58, 6901135), (145, 2760454), (290, 1380227)]