810147280

素因数分解:

$2^4\times 5^1\times {\mathrm{683}}^1\times {\mathrm{14827}}^1$

素因数の和:15523

約数の個数: 40

約数和(自身を含む): 1886477472

約数和(自身を除く): 1076330192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 683, 1366, 2732, 3415, 5464, 6830, 10928, 13660, 14827, 27320, 29654, 54640, 59308, 74135, 118616, 148270, 237232, 296540, 593080, 1186160, 10126841, 20253682, 40507364, 50634205, 81014728, 101268410, 162029456, 202536820, 405073640, 810147280]

約数ペア:

[(1, 810147280), (2, 405073640), (4, 202536820), (5, 162029456), (8, 101268410), (10, 81014728), (16, 50634205), (20, 40507364), (40, 20253682), (80, 10126841), (683, 1186160), (1366, 593080), (2732, 296540), (3415, 237232), (5464, 148270), (6830, 118616), (10928, 74135), (13660, 59308), (14827, 54640), (27320, 29654)]