811134320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{533641}}^1$

素因数の和:533673

約数の個数: 40

約数和(自身を含む): 1985148240

約数和(自身を除く): 1174013920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 533641, 1067282, 2134564, 2668205, 4269128, 5336410, 8538256, 10139179, 10672820, 20278358, 21345640, 40556716, 42691280, 50695895, 81113432, 101391790, 162226864, 202783580, 405567160, 811134320]

約数ペア:

[(1, 811134320), (2, 405567160), (4, 202783580), (5, 162226864), (8, 101391790), (10, 81113432), (16, 50695895), (19, 42691280), (20, 40556716), (38, 21345640), (40, 20278358), (76, 10672820), (80, 10139179), (95, 8538256), (152, 5336410), (190, 4269128), (304, 2668205), (380, 2134564), (760, 1067282), (1520, 533641)]