137907920

素因数分解:

$2^4\times 5^1\times {\mathrm{571}}^1\times {\mathrm{3019}}^1$

素因数の和:3603

約数の個数: 40

約数和(自身を含む): 321303840

約数和(自身を除く): 183395920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 571, 1142, 2284, 2855, 3019, 4568, 5710, 6038, 9136, 11420, 12076, 15095, 22840, 24152, 30190, 45680, 48304, 60380, 120760, 241520, 1723849, 3447698, 6895396, 8619245, 13790792, 17238490, 27581584, 34476980, 68953960, 137907920]

約数ペア:

[(1, 137907920), (2, 68953960), (4, 34476980), (5, 27581584), (8, 17238490), (10, 13790792), (16, 8619245), (20, 6895396), (40, 3447698), (80, 1723849), (571, 241520), (1142, 120760), (2284, 60380), (2855, 48304), (3019, 45680), (4568, 30190), (5710, 24152), (6038, 22840), (9136, 15095), (11420, 12076)]