15674422520

素因数分解:

$2^3\times 5^1\times {\mathrm{5381}}^1\times {\mathrm{72823}}^1$

素因数の和:78215

約数の個数: 32

約数和(自身を含む): 35274489120

約数和(自身を除く): 19600066600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5381, 10762, 21524, 26905, 43048, 53810, 72823, 107620, 145646, 215240, 291292, 364115, 582584, 728230, 1456460, 2912920, 391860563, 783721126, 1567442252, 1959302815, 3134884504, 3918605630, 7837211260, 15674422520]

約数ペア:

[(1, 15674422520), (2, 7837211260), (4, 3918605630), (5, 3134884504), (8, 1959302815), (10, 1567442252), (20, 783721126), (40, 391860563), (5381, 2912920), (10762, 1456460), (21524, 728230), (26905, 582584), (43048, 364115), (53810, 291292), (72823, 215240), (107620, 145646)]