11818280

素因数分解:

$2^3\times 5^1\times {\mathrm{359}}^1\times {\mathrm{823}}^1$

素因数の和:1193

約数の個数: 32

約数和(自身を含む): 26697600

約数和(自身を除く): 14879320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 359, 718, 823, 1436, 1646, 1795, 2872, 3292, 3590, 4115, 6584, 7180, 8230, 14360, 16460, 32920, 295457, 590914, 1181828, 1477285, 2363656, 2954570, 5909140, 11818280]

約数ペア:

[(1, 11818280), (2, 5909140), (4, 2954570), (5, 2363656), (8, 1477285), (10, 1181828), (20, 590914), (40, 295457), (359, 32920), (718, 16460), (823, 14360), (1436, 8230), (1646, 7180), (1795, 6584), (2872, 4115), (3292, 3590)]