355405420

素因数分解:

$2^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{18301}}^1$

素因数の和:19281

約数の個数: 24

約数和(自身を含む): 747160848

約数和(自身を除く): 391755428

約数列:

[1, 2, 4, 5, 10, 20, 971, 1942, 3884, 4855, 9710, 18301, 19420, 36602, 73204, 91505, 183010, 366020, 17770271, 35540542, 71081084, 88851355, 177702710, 355405420]

約数ペア:

[(1, 355405420), (2, 177702710), (4, 88851355), (5, 71081084), (10, 35540542), (20, 17770271), (971, 366020), (1942, 183010), (3884, 91505), (4855, 73204), (9710, 36602), (18301, 19420)]