26560.0000000

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:127

約数の個数: 128

約数和(自身を含む): 19180800

約数和(自身を除く): 12578680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 19, 20, 28, 34, 35, 38, 40, 56, 68, 70, 73, 76, 85, 95, 119, 133, 136, 140, 146, 152, 170, 190, 238, 266, 280, 292, 323, 340, 365, 380, 476, 511, 532, 584, 595, 646, 665, 680, 730, 760, 952, 1022, 1064, 1190, 1241, 1292, 1330, 1387, 1460, 1615, 2044, 2261, 2380, 2482, 2555, 2584, 2660, 2774, 2920, 3230, 4088, 4522, 4760, 4964, 5110, 5320, 5548, 6205, 6460, 6935, 8687, 9044, 9709, 9928, 10220, 11096, 11305, 12410, 12920, 13870, 17374, 18088, 19418, 20440, 22610, 23579, 24820, 27740, 34748, 38836, 43435, 45220, 47158, 48545, 49640, 55480, 69496, 77672, 86870, 90440, 94316, 97090, 117895, 165053, 173740, 188632, 194180, 235790, 330106, 347480, 388360, 471580, 660212, 825265, 943160, 1320424, 1650530, 3301060, 6602120]

約数ペア:

[(1, 6602120), (2, 3301060), (4, 1650530), (5, 1320424), (7, 943160), (8, 825265), (10, 660212), (14, 471580), (17, 388360), (19, 347480), (20, 330106), (28, 235790), (34, 194180), (35, 188632), (38, 173740), (40, 165053), (56, 117895), (68, 97090), (70, 94316), (73, 90440), (76, 86870), (85, 77672), (95, 69496), (119, 55480), (133, 49640), (136, 48545), (140, 47158), (146, 45220), (152, 43435), (170, 38836), (190, 34748), (238, 27740), (266, 24820), (280, 23579), (292, 22610), (323, 20440), (340, 19418), (365, 18088), (380, 17374), (476, 13870), (511, 12920), (532, 12410), (584, 11305), (595, 11096), (646, 10220), (665, 9928), (680, 9709), (730, 9044), (760, 8687), (952, 6935), (1022, 6460), (1064, 6205), (1190, 5548), (1241, 5320), (1292, 5110), (1330, 4964), (1387, 4760), (1460, 4522), (1615, 4088), (2044, 3230), (2261, 2920), (2380, 2774), (2482, 2660), (2555, 2584)]