235420

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:237

約数の個数: 24

約数和(自身を含む): 504000

約数和(自身を除く): 268580

約数列:

[1, 2, 4, 5, 10, 20, 79, 149, 158, 298, 316, 395, 596, 745, 790, 1490, 1580, 2980, 11771, 23542, 47084, 58855, 117710, 235420]

約数ペア:

[(1, 235420), (2, 117710), (4, 58855), (5, 47084), (10, 23542), (20, 11771), (79, 2980), (149, 1580), (158, 1490), (298, 790), (316, 745), (395, 596)]