8674840

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1583}}^1$

素因数の和:1731

約数の個数: 32

約数和(自身を含む): 19673280

約数和(自身を除く): 10998440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 1583, 2740, 3166, 5480, 6332, 7915, 12664, 15830, 31660, 63320, 216871, 433742, 867484, 1084355, 1734968, 2168710, 4337420, 8674840]

約数ペア:

[(1, 8674840), (2, 4337420), (4, 2168710), (5, 1734968), (8, 1084355), (10, 867484), (20, 433742), (40, 216871), (137, 63320), (274, 31660), (548, 15830), (685, 12664), (1096, 7915), (1370, 6332), (1583, 5480), (2740, 3166)]