2857620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{491}}^1$

素因数の和:600

約数の個数: 48

約数和(自身を含む): 8100288

約数和(自身を除く): 5242668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 491, 582, 970, 982, 1164, 1455, 1473, 1940, 1964, 2455, 2910, 2946, 4910, 5820, 5892, 7365, 9820, 14730, 29460, 47627, 95254, 142881, 190508, 238135, 285762, 476270, 571524, 714405, 952540, 1428810, 2857620]

約数ペア:

[(1, 2857620), (2, 1428810), (3, 952540), (4, 714405), (5, 571524), (6, 476270), (10, 285762), (12, 238135), (15, 190508), (20, 142881), (30, 95254), (60, 47627), (97, 29460), (194, 14730), (291, 9820), (388, 7365), (485, 5892), (491, 5820), (582, 4910), (970, 2946), (982, 2910), (1164, 2455), (1455, 1964), (1473, 1940)]