207777620

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{1033}}^1$

素因数の和:1244

約数の個数: 48

約数和(自身を含む): 445571280

約数和(自身を除く): 237793660

約数列:

[1, 2, 4, 5, 10, 20, 89, 113, 178, 226, 356, 445, 452, 565, 890, 1033, 1130, 1780, 2066, 2260, 4132, 5165, 10057, 10330, 20114, 20660, 40228, 50285, 91937, 100570, 116729, 183874, 201140, 233458, 367748, 459685, 466916, 583645, 919370, 1167290, 1838740, 2334580, 10388881, 20777762, 41555524, 51944405, 103888810, 207777620]

約数ペア:

[(1, 207777620), (2, 103888810), (4, 51944405), (5, 41555524), (10, 20777762), (20, 10388881), (89, 2334580), (113, 1838740), (178, 1167290), (226, 919370), (356, 583645), (445, 466916), (452, 459685), (565, 367748), (890, 233458), (1033, 201140), (1130, 183874), (1780, 116729), (2066, 100570), (2260, 91937), (4132, 50285), (5165, 40228), (10057, 20660), (10330, 20114)]