15356140

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 33685344

約数和(自身を除く): 18329204

約数列:

[1, 2, 4, 5, 10, 20, 41, 61, 82, 122, 164, 205, 244, 305, 307, 410, 610, 614, 820, 1220, 1228, 1535, 2501, 3070, 5002, 6140, 10004, 12505, 12587, 18727, 25010, 25174, 37454, 50020, 50348, 62935, 74908, 93635, 125870, 187270, 251740, 374540, 767807, 1535614, 3071228, 3839035, 7678070, 15356140]

約数ペア:

[(1, 15356140), (2, 7678070), (4, 3839035), (5, 3071228), (10, 1535614), (20, 767807), (41, 374540), (61, 251740), (82, 187270), (122, 125870), (164, 93635), (205, 74908), (244, 62935), (305, 50348), (307, 50020), (410, 37454), (610, 25174), (614, 25010), (820, 18727), (1220, 12587), (1228, 12505), (1535, 10004), (2501, 6140), (3070, 5002)]