1569649420

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{419}}^1\times {\mathrm{2371}}^1$

素因数の和:2878

約数の個数: 48

約数和(自身を含む): 3347366400

約数和(自身を除く): 1777716980

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 419, 790, 838, 1580, 1676, 2095, 2371, 4190, 4742, 8380, 9484, 11855, 23710, 33101, 47420, 66202, 132404, 165505, 187309, 331010, 374618, 662020, 749236, 936545, 993449, 1873090, 1986898, 3746180, 3973796, 4967245, 9934490, 19868980, 78482471, 156964942, 313929884, 392412355, 784824710, 1569649420]

約数ペア:

[(1, 1569649420), (2, 784824710), (4, 392412355), (5, 313929884), (10, 156964942), (20, 78482471), (79, 19868980), (158, 9934490), (316, 4967245), (395, 3973796), (419, 3746180), (790, 1986898), (838, 1873090), (1580, 993449), (1676, 936545), (2095, 749236), (2371, 662020), (4190, 374618), (4742, 331010), (8380, 187309), (9484, 165505), (11855, 132404), (23710, 66202), (33101, 47420)]