15876920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{13687}}^1$

素因数の和:13727

約数の個数: 32

約数和(自身を含む): 36957600

約数和(自身を除く): 21080680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 13687, 27374, 54748, 68435, 109496, 136870, 273740, 396923, 547480, 793846, 1587692, 1984615, 3175384, 3969230, 7938460, 15876920]

約数ペア:

[(1, 15876920), (2, 7938460), (4, 3969230), (5, 3175384), (8, 1984615), (10, 1587692), (20, 793846), (29, 547480), (40, 396923), (58, 273740), (116, 136870), (145, 109496), (232, 68435), (290, 54748), (580, 27374), (1160, 13687)]