218503940

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{232451}}^1$

素因数の和:232507

約数の個数: 24

約数和(自身を含む): 468623232

約数和(自身を除く): 250119292

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 232451, 464902, 929804, 1162255, 2324510, 4649020, 10925197, 21850394, 43700788, 54625985, 109251970, 218503940]

約数ペア:

[(1, 218503940), (2, 109251970), (4, 54625985), (5, 43700788), (10, 21850394), (20, 10925197), (47, 4649020), (94, 2324510), (188, 1162255), (235, 929804), (470, 464902), (940, 232451)]