12712870

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{307}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 23750496

約数和(自身を除く): 11037626

約数列:

[1, 2, 5, 10, 41, 82, 101, 202, 205, 307, 410, 505, 614, 1010, 1535, 3070, 4141, 8282, 12587, 20705, 25174, 31007, 41410, 62014, 62935, 125870, 155035, 310070, 1271287, 2542574, 6356435, 12712870]

約数ペア:

[(1, 12712870), (2, 6356435), (5, 2542574), (10, 1271287), (41, 310070), (82, 155035), (101, 125870), (202, 62935), (205, 62014), (307, 41410), (410, 31007), (505, 25174), (614, 20705), (1010, 12587), (1535, 8282), (3070, 4141)]