201268820

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{89057}}^1$

素因数の和:89179

約数の個数: 24

約数和(自身を含む): 426409704

約数和(自身を除く): 225140884

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 89057, 178114, 356228, 445285, 890570, 1781140, 10063441, 20126882, 40253764, 50317205, 100634410, 201268820]

約数ペア:

[(1, 201268820), (2, 100634410), (4, 50317205), (5, 40253764), (10, 20126882), (20, 10063441), (113, 1781140), (226, 890570), (452, 445285), (565, 356228), (1130, 178114), (2260, 89057)]