15695946520

素因数分解:

$2^3\times 5^1\times {\mathrm{5381}}^1\times {\mathrm{72923}}^1$

素因数の和:78315

約数の個数: 32

約数和(自身を含む): 35322927120

約数和(自身を除く): 19626980600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5381, 10762, 21524, 26905, 43048, 53810, 72923, 107620, 145846, 215240, 291692, 364615, 583384, 729230, 1458460, 2916920, 392398663, 784797326, 1569594652, 1961993315, 3139189304, 3923986630, 7847973260, 15695946520]

約数ペア:

[(1, 15695946520), (2, 7847973260), (4, 3923986630), (5, 3139189304), (8, 1961993315), (10, 1569594652), (20, 784797326), (40, 392398663), (5381, 2916920), (10762, 1458460), (21524, 729230), (26905, 583384), (43048, 364615), (53810, 291692), (72923, 215240), (107620, 145846)]