40171640

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{27143}}^1$

素因数の和:27191

約数の個数: 32

約数和(自身を含む): 92832480

約数和(自身を除く): 52660840

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 27143, 54286, 108572, 135715, 217144, 271430, 542860, 1004291, 1085720, 2008582, 4017164, 5021455, 8034328, 10042910, 20085820, 40171640]

約数ペア:

[(1, 40171640), (2, 20085820), (4, 10042910), (5, 8034328), (8, 5021455), (10, 4017164), (20, 2008582), (37, 1085720), (40, 1004291), (74, 542860), (148, 271430), (185, 217144), (296, 135715), (370, 108572), (740, 54286), (1480, 27143)]