28451320

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{24527}}^1$

素因数の和:24567

約数の個数: 32

約数和(自身を含む): 66225600

約数和(自身を除く): 37774280

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 24527, 49054, 98108, 122635, 196216, 245270, 490540, 711283, 981080, 1422566, 2845132, 3556415, 5690264, 7112830, 14225660, 28451320]

約数ペア:

[(1, 28451320), (2, 14225660), (4, 7112830), (5, 5690264), (8, 3556415), (10, 2845132), (20, 1422566), (29, 981080), (40, 711283), (58, 490540), (116, 245270), (145, 196216), (232, 122635), (290, 98108), (580, 49054), (1160, 24527)]