8391490

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:354

約数の個数: 32

約数和(自身を含む): 15676416

約数和(自身を除く): 7284926

約数列:

[1, 2, 5, 10, 53, 71, 106, 142, 223, 265, 355, 446, 530, 710, 1115, 2230, 3763, 7526, 11819, 15833, 18815, 23638, 31666, 37630, 59095, 79165, 118190, 158330, 839149, 1678298, 4195745, 8391490]

約数ペア:

[(1, 8391490), (2, 4195745), (5, 1678298), (10, 839149), (53, 158330), (71, 118190), (106, 79165), (142, 59095), (223, 37630), (265, 31666), (355, 23638), (446, 18815), (530, 15833), (710, 11819), (1115, 7526), (2230, 3763)]