28440530

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{827}}^1$

素因数の和:1034

約数の個数: 32

約数和(自身を含む): 54250560

約数和(自身を除く): 25810030

約数列:

[1, 2, 5, 10, 19, 38, 95, 181, 190, 362, 827, 905, 1654, 1810, 3439, 4135, 6878, 8270, 15713, 17195, 31426, 34390, 78565, 149687, 157130, 299374, 748435, 1496870, 2844053, 5688106, 14220265, 28440530]

約数ペア:

[(1, 28440530), (2, 14220265), (5, 5688106), (10, 2844053), (19, 1496870), (38, 748435), (95, 299374), (181, 157130), (190, 149687), (362, 78565), (827, 34390), (905, 31426), (1654, 17195), (1810, 15713), (3439, 8270), (4135, 6878)]