8662480

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:212

約数の個数: 80

約数和(自身を含む): 21873600

約数和(自身を除く): 13211120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 41, 76, 80, 82, 95, 139, 152, 164, 190, 205, 278, 304, 328, 380, 410, 556, 656, 695, 760, 779, 820, 1112, 1390, 1520, 1558, 1640, 2224, 2641, 2780, 3116, 3280, 3895, 5282, 5560, 5699, 6232, 7790, 10564, 11120, 11398, 12464, 13205, 15580, 21128, 22796, 26410, 28495, 31160, 42256, 45592, 52820, 56990, 62320, 91184, 105640, 108281, 113980, 211280, 216562, 227960, 433124, 455920, 541405, 866248, 1082810, 1732496, 2165620, 4331240, 8662480]

約数ペア:

[(1, 8662480), (2, 4331240), (4, 2165620), (5, 1732496), (8, 1082810), (10, 866248), (16, 541405), (19, 455920), (20, 433124), (38, 227960), (40, 216562), (41, 211280), (76, 113980), (80, 108281), (82, 105640), (95, 91184), (139, 62320), (152, 56990), (164, 52820), (190, 45592), (205, 42256), (278, 31160), (304, 28495), (328, 26410), (380, 22796), (410, 21128), (556, 15580), (656, 13205), (695, 12464), (760, 11398), (779, 11120), (820, 10564), (1112, 7790), (1390, 6232), (1520, 5699), (1558, 5560), (1640, 5282), (2224, 3895), (2641, 3280), (2780, 3116)]