55983760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{99971}}^1$

素因数の和:99991

約数の個数: 40

約数和(自身を含む): 148758336

約数和(自身を除く): 92774576

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 99971, 199942, 399884, 499855, 699797, 799768, 999710, 1399594, 1599536, 1999420, 2799188, 3498985, 3998840, 5598376, 6997970, 7997680, 11196752, 13995940, 27991880, 55983760]

約数ペア:

[(1, 55983760), (2, 27991880), (4, 13995940), (5, 11196752), (7, 7997680), (8, 6997970), (10, 5598376), (14, 3998840), (16, 3498985), (20, 2799188), (28, 1999420), (35, 1599536), (40, 1399594), (56, 999710), (70, 799768), (80, 699797), (112, 499855), (140, 399884), (280, 199942), (560, 99971)]