8312680

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2927}}^1$

素因数の和:3009

約数の個数: 32

約数和(自身を含む): 18973440

約数和(自身を除く): 10660760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 2927, 5854, 11708, 14635, 23416, 29270, 58540, 117080, 207817, 415634, 831268, 1039085, 1662536, 2078170, 4156340, 8312680]

約数ペア:

[(1, 8312680), (2, 4156340), (4, 2078170), (5, 1662536), (8, 1039085), (10, 831268), (20, 415634), (40, 207817), (71, 117080), (142, 58540), (284, 29270), (355, 23416), (568, 14635), (710, 11708), (1420, 5854), (2840, 2927)]