90760840

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{6733}}^1$

素因数の和:7081

約数の個数: 32

約数和(自身を含む): 204848280

約数和(自身を除く): 114087440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 674, 1348, 1685, 2696, 3370, 6733, 6740, 13466, 13480, 26932, 33665, 53864, 67330, 134660, 269320, 2269021, 4538042, 9076084, 11345105, 18152168, 22690210, 45380420, 90760840]

約数ペア:

[(1, 90760840), (2, 45380420), (4, 22690210), (5, 18152168), (8, 11345105), (10, 9076084), (20, 4538042), (40, 2269021), (337, 269320), (674, 134660), (1348, 67330), (1685, 53864), (2696, 33665), (3370, 26932), (6733, 13480), (6740, 13466)]