38268220

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{21499}}^1$

素因数の和:21597

約数の個数: 24

約数和(自身を含む): 81270000

約数和(自身を除く): 43001780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 21499, 42998, 85996, 107495, 214990, 429980, 1913411, 3826822, 7653644, 9567055, 19134110, 38268220]

約数ペア:

[(1, 38268220), (2, 19134110), (4, 9567055), (5, 7653644), (10, 3826822), (20, 1913411), (89, 429980), (178, 214990), (356, 107495), (445, 85996), (890, 42998), (1780, 21499)]