28573840

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1423}}^1$

素因数の和:1687

約数の個数: 40

約数和(自身を含む): 66745728

約数和(自身を除く): 38171888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 1004, 1255, 1423, 2008, 2510, 2846, 4016, 5020, 5692, 7115, 10040, 11384, 14230, 20080, 22768, 28460, 56920, 113840, 357173, 714346, 1428692, 1785865, 2857384, 3571730, 5714768, 7143460, 14286920, 28573840]

約数ペア:

[(1, 28573840), (2, 14286920), (4, 7143460), (5, 5714768), (8, 3571730), (10, 2857384), (16, 1785865), (20, 1428692), (40, 714346), (80, 357173), (251, 113840), (502, 56920), (1004, 28460), (1255, 22768), (1423, 20080), (2008, 14230), (2510, 11384), (2846, 10040), (4016, 7115), (5020, 5692)]