201461930

素因数分解:

$2^1\times 5^1\times {\mathrm{1987}}^1\times {\mathrm{10139}}^1$

素因数の和:12133

約数の個数: 16

約数和(自身を含む): 362849760

約数和(自身を除く): 161387830

約数列:

[1, 2, 5, 10, 1987, 3974, 9935, 10139, 19870, 20278, 50695, 101390, 20146193, 40292386, 100730965, 201461930]

約数ペア:

[(1, 201461930), (2, 100730965), (5, 40292386), (10, 20146193), (1987, 101390), (3974, 50695), (9935, 20278), (10139, 19870)]