28710290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{14143}}^1$

素因数の和:14186

約数の個数: 32

約数和(自身を含む): 61102080

約数和(自身を除く): 32391790

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 14143, 28286, 70715, 99001, 141430, 198002, 410147, 495005, 820294, 990010, 2050735, 2871029, 4101470, 5742058, 14355145, 28710290]

約数ペア:

[(1, 28710290), (2, 14355145), (5, 5742058), (7, 4101470), (10, 2871029), (14, 2050735), (29, 990010), (35, 820294), (58, 495005), (70, 410147), (145, 198002), (203, 141430), (290, 99001), (406, 70715), (1015, 28286), (2030, 14143)]