2008045985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{12979}}^1$

素因数の和:13121

約数の個数: 32

約数和(自身を含む): 2747606400

約数和(自身を除く): 739560415

約数列:

[1, 5, 11, 29, 55, 97, 145, 319, 485, 1067, 1595, 2813, 5335, 12979, 14065, 30943, 64895, 142769, 154715, 376391, 713845, 1258963, 1881955, 4140301, 6294815, 13848593, 20701505, 36509927, 69242965, 182549635, 401609197, 2008045985]

約数ペア:

[(1, 2008045985), (5, 401609197), (11, 182549635), (29, 69242965), (55, 36509927), (97, 20701505), (145, 13848593), (319, 6294815), (485, 4140301), (1067, 1881955), (1595, 1258963), (2813, 713845), (5335, 376391), (12979, 154715), (14065, 142769), (30943, 64895)]