31080460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1307}}^1$

素因数の和:1386

約数の個数: 48

約数和(自身を含む): 69219360

約数和(自身を除く): 38138900

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 164, 205, 290, 410, 580, 820, 1189, 1307, 2378, 2614, 4756, 5228, 5945, 6535, 11890, 13070, 23780, 26140, 37903, 53587, 75806, 107174, 151612, 189515, 214348, 267935, 379030, 535870, 758060, 1071740, 1554023, 3108046, 6216092, 7770115, 15540230, 31080460]

約数ペア:

[(1, 31080460), (2, 15540230), (4, 7770115), (5, 6216092), (10, 3108046), (20, 1554023), (29, 1071740), (41, 758060), (58, 535870), (82, 379030), (116, 267935), (145, 214348), (164, 189515), (205, 151612), (290, 107174), (410, 75806), (580, 53587), (820, 37903), (1189, 26140), (1307, 23780), (2378, 13070), (2614, 11890), (4756, 6535), (5228, 5945)]