12855840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{26783}}^1$

素因数の和:26801

約数の個数: 48

約数和(自身を含む): 40497408

約数和(自身を除く): 27641568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 26783, 53566, 80349, 107132, 133915, 160698, 214264, 267830, 321396, 401745, 428528, 535660, 642792, 803490, 857056, 1071320, 1285584, 1606980, 2142640, 2571168, 3213960, 4285280, 6427920, 12855840]

約数ペア:

[(1, 12855840), (2, 6427920), (3, 4285280), (4, 3213960), (5, 2571168), (6, 2142640), (8, 1606980), (10, 1285584), (12, 1071320), (15, 857056), (16, 803490), (20, 642792), (24, 535660), (30, 428528), (32, 401745), (40, 321396), (48, 267830), (60, 214264), (80, 160698), (96, 133915), (120, 107132), (160, 80349), (240, 53566), (480, 26783)]