15710920

素因数分解:

$2^3\times 5^1\times {\mathrm{523}}^1\times {\mathrm{751}}^1$

素因数の和:1285

約数の個数: 32

約数和(自身を含む): 35464320

約数和(自身を除く): 19753400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 523, 751, 1046, 1502, 2092, 2615, 3004, 3755, 4184, 5230, 6008, 7510, 10460, 15020, 20920, 30040, 392773, 785546, 1571092, 1963865, 3142184, 3927730, 7855460, 15710920]

約数ペア:

[(1, 15710920), (2, 7855460), (4, 3927730), (5, 3142184), (8, 1963865), (10, 1571092), (20, 785546), (40, 392773), (523, 30040), (751, 20920), (1046, 15020), (1502, 10460), (2092, 7510), (2615, 6008), (3004, 5230), (3755, 4184)]