4384140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{821}}^1$

素因数の和:922

約数の個数: 48

約数和(自身を含む): 12428640

約数和(自身を除く): 8044500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 821, 890, 1068, 1335, 1642, 1780, 2463, 2670, 3284, 4105, 4926, 5340, 8210, 9852, 12315, 16420, 24630, 49260, 73069, 146138, 219207, 292276, 365345, 438414, 730690, 876828, 1096035, 1461380, 2192070, 4384140]

約数ペア:

[(1, 4384140), (2, 2192070), (3, 1461380), (4, 1096035), (5, 876828), (6, 730690), (10, 438414), (12, 365345), (15, 292276), (20, 219207), (30, 146138), (60, 73069), (89, 49260), (178, 24630), (267, 16420), (356, 12315), (445, 9852), (534, 8210), (821, 5340), (890, 4926), (1068, 4105), (1335, 3284), (1642, 2670), (1780, 2463)]