81412180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{176983}}^1$

素因数の和:177015

約数の個数: 24

約数和(自身を含む): 178399872

約数和(自身を除く): 96987692

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 176983, 353966, 707932, 884915, 1769830, 3539660, 4070609, 8141218, 16282436, 20353045, 40706090, 81412180]

約数ペア:

[(1, 81412180), (2, 40706090), (4, 20353045), (5, 16282436), (10, 8141218), (20, 4070609), (23, 3539660), (46, 1769830), (92, 884915), (115, 707932), (230, 353966), (460, 176983)]