4187950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{379}}^1$

素因数の和:421

約数の個数: 48

約数和(自身を含む): 8905680

約数和(自身を除く): 4717730

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 170, 221, 325, 379, 425, 442, 650, 758, 850, 1105, 1895, 2210, 3790, 4927, 5525, 6443, 9475, 9854, 11050, 12886, 18950, 24635, 32215, 49270, 64430, 83759, 123175, 161075, 167518, 246350, 322150, 418795, 837590, 2093975, 4187950]

約数ペア:

[(1, 4187950), (2, 2093975), (5, 837590), (10, 418795), (13, 322150), (17, 246350), (25, 167518), (26, 161075), (34, 123175), (50, 83759), (65, 64430), (85, 49270), (130, 32215), (170, 24635), (221, 18950), (325, 12886), (379, 11050), (425, 9854), (442, 9475), (650, 6443), (758, 5525), (850, 4927), (1105, 3790), (1895, 2210)]