26349680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{223}}^1$

素因数の和:454

約数の個数: 80

約数和(自身を含む): 70662144

約数和(自身を除く): 44312464

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 211, 223, 280, 422, 446, 560, 844, 892, 1055, 1115, 1477, 1561, 1688, 1784, 2110, 2230, 2954, 3122, 3376, 3568, 4220, 4460, 5908, 6244, 7385, 7805, 8440, 8920, 11816, 12488, 14770, 15610, 16880, 17840, 23632, 24976, 29540, 31220, 47053, 59080, 62440, 94106, 118160, 124880, 188212, 235265, 329371, 376424, 470530, 658742, 752848, 941060, 1317484, 1646855, 1882120, 2634968, 3293710, 3764240, 5269936, 6587420, 13174840, 26349680]

約数ペア:

[(1, 26349680), (2, 13174840), (4, 6587420), (5, 5269936), (7, 3764240), (8, 3293710), (10, 2634968), (14, 1882120), (16, 1646855), (20, 1317484), (28, 941060), (35, 752848), (40, 658742), (56, 470530), (70, 376424), (80, 329371), (112, 235265), (140, 188212), (211, 124880), (223, 118160), (280, 94106), (422, 62440), (446, 59080), (560, 47053), (844, 31220), (892, 29540), (1055, 24976), (1115, 23632), (1477, 17840), (1561, 16880), (1688, 15610), (1784, 14770), (2110, 12488), (2230, 11816), (2954, 8920), (3122, 8440), (3376, 7805), (3568, 7385), (4220, 6244), (4460, 5908)]