8386520

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2953}}^1$

素因数の和:3035

約数の個数: 32

約数和(自身を含む): 19141920

約数和(自身を除く): 10755400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 2953, 5906, 11812, 14765, 23624, 29530, 59060, 118120, 209663, 419326, 838652, 1048315, 1677304, 2096630, 4193260, 8386520]

約数ペア:

[(1, 8386520), (2, 4193260), (4, 2096630), (5, 1677304), (8, 1048315), (10, 838652), (20, 419326), (40, 209663), (71, 118120), (142, 59060), (284, 29530), (355, 23624), (568, 14765), (710, 11812), (1420, 5906), (2840, 2953)]