2930920

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1559}}^1$

素因数の和:1617

約数の個数: 32

約数和(自身を含む): 6739200

約数和(自身を除く): 3808280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1559, 1880, 3118, 6236, 7795, 12472, 15590, 31180, 62360, 73273, 146546, 293092, 366365, 586184, 732730, 1465460, 2930920]

約数ペア:

[(1, 2930920), (2, 1465460), (4, 732730), (5, 586184), (8, 366365), (10, 293092), (20, 146546), (40, 73273), (47, 62360), (94, 31180), (188, 15590), (235, 12472), (376, 7795), (470, 6236), (940, 3118), (1559, 1880)]