8126840

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1483}}^1$

素因数の和:1631

約数の個数: 32

約数和(自身を含む): 18431280

約数和(自身を除く): 10304440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 548, 685, 1096, 1370, 1483, 2740, 2966, 5480, 5932, 7415, 11864, 14830, 29660, 59320, 203171, 406342, 812684, 1015855, 1625368, 2031710, 4063420, 8126840]

約数ペア:

[(1, 8126840), (2, 4063420), (4, 2031710), (5, 1625368), (8, 1015855), (10, 812684), (20, 406342), (40, 203171), (137, 59320), (274, 29660), (548, 14830), (685, 11864), (1096, 7415), (1370, 5932), (1483, 5480), (2740, 2966)]