2985080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{1523}}^1$

素因数の和:1548

約数の個数: 48

約数和(自身を含む): 7818120

約数和(自身を除く): 4833040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1523, 1960, 3046, 6092, 7615, 10661, 12184, 15230, 21322, 30460, 42644, 53305, 60920, 74627, 85288, 106610, 149254, 213220, 298508, 373135, 426440, 597016, 746270, 1492540, 2985080]

約数ペア:

[(1, 2985080), (2, 1492540), (4, 746270), (5, 597016), (7, 426440), (8, 373135), (10, 298508), (14, 213220), (20, 149254), (28, 106610), (35, 85288), (40, 74627), (49, 60920), (56, 53305), (70, 42644), (98, 30460), (140, 21322), (196, 15230), (245, 12184), (280, 10661), (392, 7615), (490, 6092), (980, 3046), (1523, 1960)]