202248940

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{113623}}^1$

素因数の和:113721

約数の個数: 24

約数和(自身を含む): 429498720

約数和(自身を除く): 227249780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 113623, 227246, 454492, 568115, 1136230, 2272460, 10112447, 20224894, 40449788, 50562235, 101124470, 202248940]

約数ペア:

[(1, 202248940), (2, 101124470), (4, 50562235), (5, 40449788), (10, 20224894), (20, 10112447), (89, 2272460), (178, 1136230), (356, 568115), (445, 454492), (890, 227246), (1780, 113623)]