68267860

素因数分解:

$2^2\times 5^1\times {\mathrm{1223}}^1\times {\mathrm{2791}}^1$

素因数の和:4023

約数の個数: 24

約数和(自身を含む): 143531136

約数和(自身を除く): 75263276

約数列:

[1, 2, 4, 5, 10, 20, 1223, 2446, 2791, 4892, 5582, 6115, 11164, 12230, 13955, 24460, 27910, 55820, 3413393, 6826786, 13653572, 17066965, 34133930, 68267860]

約数ペア:

[(1, 68267860), (2, 34133930), (4, 17066965), (5, 13653572), (10, 6826786), (20, 3413393), (1223, 55820), (2446, 27910), (2791, 24460), (4892, 13955), (5582, 12230), (6115, 11164)]