127169980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{8819}}^1$

素因数の和:8938

約数の個数: 48

約数和(自身を含む): 308206080

約数和(自身を除く): 181036100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 103, 140, 206, 412, 515, 721, 1030, 1442, 2060, 2884, 3605, 7210, 8819, 14420, 17638, 35276, 44095, 61733, 88190, 123466, 176380, 246932, 308665, 617330, 908357, 1234660, 1816714, 3633428, 4541785, 6358499, 9083570, 12716998, 18167140, 25433996, 31792495, 63584990, 127169980]

約数ペア:

[(1, 127169980), (2, 63584990), (4, 31792495), (5, 25433996), (7, 18167140), (10, 12716998), (14, 9083570), (20, 6358499), (28, 4541785), (35, 3633428), (70, 1816714), (103, 1234660), (140, 908357), (206, 617330), (412, 308665), (515, 246932), (721, 176380), (1030, 123466), (1442, 88190), (2060, 61733), (2884, 44095), (3605, 35276), (7210, 17638), (8819, 14420)]