188078980

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{177433}}^1$

素因数の和:177495

約数の個数: 24

約数和(自身を含む): 402420312

約数和(自身を除く): 214341332

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 177433, 354866, 709732, 887165, 1774330, 3548660, 9403949, 18807898, 37615796, 47019745, 94039490, 188078980]

約数ペア:

[(1, 188078980), (2, 94039490), (4, 47019745), (5, 37615796), (10, 18807898), (20, 9403949), (53, 3548660), (106, 1774330), (212, 887165), (265, 709732), (530, 354866), (1060, 177433)]