39146320

素因数分解:

$2^4\times 5^1\times {\mathrm{489329}}^1$

素因数の和:489342

約数の個数: 20

約数和(自身を含む): 91015380

約数和(自身を除く): 51869060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 489329, 978658, 1957316, 2446645, 3914632, 4893290, 7829264, 9786580, 19573160, 39146320]

約数ペア:

[(1, 39146320), (2, 19573160), (4, 9786580), (5, 7829264), (8, 4893290), (10, 3914632), (16, 2446645), (20, 1957316), (40, 978658), (80, 489329)]