153870020

素因数分解:

$2^2\times 5^1\times {\mathrm{2411}}^1\times {\mathrm{3191}}^1$

素因数の和:5611

約数の個数: 24

約数和(自身を含む): 323362368

約数和(自身を除く): 169492348

約数列:

[1, 2, 4, 5, 10, 20, 2411, 3191, 4822, 6382, 9644, 12055, 12764, 15955, 24110, 31910, 48220, 63820, 7693501, 15387002, 30774004, 38467505, 76935010, 153870020]

約数ペア:

[(1, 153870020), (2, 76935010), (4, 38467505), (5, 30774004), (10, 15387002), (20, 7693501), (2411, 63820), (3191, 48220), (4822, 31910), (6382, 24110), (9644, 15955), (12055, 12764)]