42039460

素因数分解:

$2^2\times 5^1\times {\mathrm{859}}^1\times {\mathrm{2447}}^1$

素因数の和:3315

約数の個数: 24

約数和(自身を含む): 88421760

約数和(自身を除く): 46382300

約数列:

[1, 2, 4, 5, 10, 20, 859, 1718, 2447, 3436, 4295, 4894, 8590, 9788, 12235, 17180, 24470, 48940, 2101973, 4203946, 8407892, 10509865, 21019730, 42039460]

約数ペア:

[(1, 42039460), (2, 21019730), (4, 10509865), (5, 8407892), (10, 4203946), (20, 2101973), (859, 48940), (1718, 24470), (2447, 17180), (3436, 12235), (4295, 9788), (4894, 8590)]