520000152040

素因数分解:

$2^3\times 5^1\times {\mathrm{105649}}^1\times {\mathrm{123049}}^1$

素因数の和:228709

約数の個数: 32

約数和(自身を含む): 1170020925000

約数和(自身を除く): 650020772960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 105649, 123049, 211298, 246098, 422596, 492196, 528245, 615245, 845192, 984392, 1056490, 1230490, 2112980, 2460980, 4225960, 4921960, 13000003801, 26000007602, 52000015204, 65000019005, 104000030408, 130000038010, 260000076020, 520000152040]

約数ペア:

[(1, 520000152040), (2, 260000076020), (4, 130000038010), (5, 104000030408), (8, 65000019005), (10, 52000015204), (20, 26000007602), (40, 13000003801), (105649, 4921960), (123049, 4225960), (211298, 2460980), (246098, 2112980), (422596, 1230490), (492196, 1056490), (528245, 984392), (615245, 845192)]