7747480

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:388

約数の個数: 64

約数和(自身を含む): 19232640

約数和(自身を除く): 11485160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 188, 235, 260, 317, 376, 470, 520, 611, 634, 940, 1222, 1268, 1585, 1880, 2444, 2536, 3055, 3170, 4121, 4888, 6110, 6340, 8242, 12220, 12680, 14899, 16484, 20605, 24440, 29798, 32968, 41210, 59596, 74495, 82420, 119192, 148990, 164840, 193687, 297980, 387374, 595960, 774748, 968435, 1549496, 1936870, 3873740, 7747480]

約数ペア:

[(1, 7747480), (2, 3873740), (4, 1936870), (5, 1549496), (8, 968435), (10, 774748), (13, 595960), (20, 387374), (26, 297980), (40, 193687), (47, 164840), (52, 148990), (65, 119192), (94, 82420), (104, 74495), (130, 59596), (188, 41210), (235, 32968), (260, 29798), (317, 24440), (376, 20605), (470, 16484), (520, 14899), (611, 12680), (634, 12220), (940, 8242), (1222, 6340), (1268, 6110), (1585, 4888), (1880, 4121), (2444, 3170), (2536, 3055)]