28309740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2371}}^1$

素因数の和:2582

約数の個数: 48

約数和(自身を含む): 79699200

約数和(自身を除く): 51389460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 199, 398, 597, 796, 995, 1194, 1990, 2371, 2388, 2985, 3980, 4742, 5970, 7113, 9484, 11855, 11940, 14226, 23710, 28452, 35565, 47420, 71130, 142260, 471829, 943658, 1415487, 1887316, 2359145, 2830974, 4718290, 5661948, 7077435, 9436580, 14154870, 28309740]

約数ペア:

[(1, 28309740), (2, 14154870), (3, 9436580), (4, 7077435), (5, 5661948), (6, 4718290), (10, 2830974), (12, 2359145), (15, 1887316), (20, 1415487), (30, 943658), (60, 471829), (199, 142260), (398, 71130), (597, 47420), (796, 35565), (995, 28452), (1194, 23710), (1990, 14226), (2371, 11940), (2388, 11855), (2985, 9484), (3980, 7113), (4742, 5970)]