245280798020

素因数分解:

$2^2\times 5^1\times {\mathrm{56197}}^1\times {\mathrm{218233}}^1$

素因数の和:274439

約数の個数: 24

約数和(自身を含む): 515101201944

約数和(自身を除く): 269820403924

約数列:

[1, 2, 4, 5, 10, 20, 56197, 112394, 218233, 224788, 280985, 436466, 561970, 872932, 1091165, 1123940, 2182330, 4364660, 12264039901, 24528079802, 49056159604, 61320199505, 122640399010, 245280798020]

約数ペア:

[(1, 245280798020), (2, 122640399010), (4, 61320199505), (5, 49056159604), (10, 24528079802), (20, 12264039901), (56197, 4364660), (112394, 2182330), (218233, 1123940), (224788, 1091165), (280985, 872932), (436466, 561970)]