12547040

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{7129}}^1$

素因数の和:7155

約数の個数: 48

約数和(自身を含む): 32341680

約数和(自身を除く): 19794640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 7129, 14258, 28516, 35645, 57032, 71290, 78419, 114064, 142580, 156838, 228128, 285160, 313676, 392095, 570320, 627352, 784190, 1140640, 1254704, 1568380, 2509408, 3136760, 6273520, 12547040]

約数ペア:

[(1, 12547040), (2, 6273520), (4, 3136760), (5, 2509408), (8, 1568380), (10, 1254704), (11, 1140640), (16, 784190), (20, 627352), (22, 570320), (32, 392095), (40, 313676), (44, 285160), (55, 228128), (80, 156838), (88, 142580), (110, 114064), (160, 78419), (176, 71290), (220, 57032), (352, 35645), (440, 28516), (880, 14258), (1760, 7129)]