207646940

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{220901}}^1$

素因数の和:220957

約数の個数: 24

約数和(自身を含む): 445338432

約数和(自身を除く): 237691492

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 220901, 441802, 883604, 1104505, 2209010, 4418020, 10382347, 20764694, 41529388, 51911735, 103823470, 207646940]

約数ペア:

[(1, 207646940), (2, 103823470), (4, 51911735), (5, 41529388), (10, 20764694), (20, 10382347), (47, 4418020), (94, 2209010), (188, 1104505), (235, 883604), (470, 441802), (940, 220901)]