15660320

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7529}}^1$

素因数の和:7557

約数の個数: 48

約数和(自身を含む): 39848760

約数和(自身を除く): 24188440

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 7529, 15058, 30116, 37645, 60232, 75290, 97877, 120464, 150580, 195754, 240928, 301160, 391508, 489385, 602320, 783016, 978770, 1204640, 1566032, 1957540, 3132064, 3915080, 7830160, 15660320]

約数ペア:

[(1, 15660320), (2, 7830160), (4, 3915080), (5, 3132064), (8, 1957540), (10, 1566032), (13, 1204640), (16, 978770), (20, 783016), (26, 602320), (32, 489385), (40, 391508), (52, 301160), (65, 240928), (80, 195754), (104, 150580), (130, 120464), (160, 97877), (208, 75290), (260, 60232), (416, 37645), (520, 30116), (1040, 15058), (2080, 7529)]