30253640

素因数分解:

$2^3\times 5^1\times {\mathrm{479}}^1\times {\mathrm{1579}}^1$

素因数の和:2069

約数の個数: 32

約数和(自身を含む): 68256000

約数和(自身を除く): 38002360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 479, 958, 1579, 1916, 2395, 3158, 3832, 4790, 6316, 7895, 9580, 12632, 15790, 19160, 31580, 63160, 756341, 1512682, 3025364, 3781705, 6050728, 7563410, 15126820, 30253640]

約数ペア:

[(1, 30253640), (2, 15126820), (4, 7563410), (5, 6050728), (8, 3781705), (10, 3025364), (20, 1512682), (40, 756341), (479, 63160), (958, 31580), (1579, 19160), (1916, 15790), (2395, 12632), (3158, 9580), (3832, 7895), (4790, 6316)]