220290160

素因数分解:

$2^4\times 5^1\times {\mathrm{337}}^1\times {\mathrm{8171}}^1$

素因数の和:8521

約数の個数: 40

約数和(自身を含む): 513757296

約数和(自身を除く): 293467136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 337, 674, 1348, 1685, 2696, 3370, 5392, 6740, 8171, 13480, 16342, 26960, 32684, 40855, 65368, 81710, 130736, 163420, 326840, 653680, 2753627, 5507254, 11014508, 13768135, 22029016, 27536270, 44058032, 55072540, 110145080, 220290160]

約数ペア:

[(1, 220290160), (2, 110145080), (4, 55072540), (5, 44058032), (8, 27536270), (10, 22029016), (16, 13768135), (20, 11014508), (40, 5507254), (80, 2753627), (337, 653680), (674, 326840), (1348, 163420), (1685, 130736), (2696, 81710), (3370, 65368), (5392, 40855), (6740, 32684), (8171, 26960), (13480, 16342)]