5122160

素因数分解:

$2^4\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1489}}^1$

素因数の和:1545

約数の個数: 40

約数和(自身を含む): 12194160

約数和(自身を除く): 7072000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 43, 80, 86, 172, 215, 344, 430, 688, 860, 1489, 1720, 2978, 3440, 5956, 7445, 11912, 14890, 23824, 29780, 59560, 64027, 119120, 128054, 256108, 320135, 512216, 640270, 1024432, 1280540, 2561080, 5122160]

約数ペア:

[(1, 5122160), (2, 2561080), (4, 1280540), (5, 1024432), (8, 640270), (10, 512216), (16, 320135), (20, 256108), (40, 128054), (43, 119120), (80, 64027), (86, 59560), (172, 29780), (215, 23824), (344, 14890), (430, 11912), (688, 7445), (860, 5956), (1489, 3440), (1720, 2978)]