14640280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 34473600

約数和(自身を除く): 19833320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 79, 82, 113, 158, 164, 205, 226, 316, 328, 395, 410, 452, 565, 632, 790, 820, 904, 1130, 1580, 1640, 2260, 3160, 3239, 4520, 4633, 6478, 8927, 9266, 12956, 16195, 17854, 18532, 23165, 25912, 32390, 35708, 37064, 44635, 46330, 64780, 71416, 89270, 92660, 129560, 178540, 185320, 357080, 366007, 732014, 1464028, 1830035, 2928056, 3660070, 7320140, 14640280]

約数ペア:

[(1, 14640280), (2, 7320140), (4, 3660070), (5, 2928056), (8, 1830035), (10, 1464028), (20, 732014), (40, 366007), (41, 357080), (79, 185320), (82, 178540), (113, 129560), (158, 92660), (164, 89270), (205, 71416), (226, 64780), (316, 46330), (328, 44635), (395, 37064), (410, 35708), (452, 32390), (565, 25912), (632, 23165), (790, 18532), (820, 17854), (904, 16195), (1130, 12956), (1580, 9266), (1640, 8927), (2260, 6478), (3160, 4633), (3239, 4520)]