196351780

素因数分解:

$2^2\times 5^1\times {\mathrm{419}}^1\times {\mathrm{23431}}^1$

素因数の和:23859

約数の個数: 24

約数和(自身を含む): 413340480

約数和(自身を除く): 216988700

約数列:

[1, 2, 4, 5, 10, 20, 419, 838, 1676, 2095, 4190, 8380, 23431, 46862, 93724, 117155, 234310, 468620, 9817589, 19635178, 39270356, 49087945, 98175890, 196351780]

約数ペア:

[(1, 196351780), (2, 98175890), (4, 49087945), (5, 39270356), (10, 19635178), (20, 9817589), (419, 468620), (838, 234310), (1676, 117155), (2095, 93724), (4190, 46862), (8380, 23431)]