404645920

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{51613}}^1$

素因数の和:51642

約数の個数: 72

約数和(自身を含む): 1112075244

約数和(自身を除く): 707429324

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 51613, 103226, 206452, 258065, 361291, 412904, 516130, 722582, 825808, 1032260, 1445164, 1651616, 1806455, 2064520, 2529037, 2890328, 3612910, 4129040, 5058074, 5780656, 7225820, 8258080, 10116148, 11561312, 12645185, 14451640, 20232296, 25290370, 28903280, 40464592, 50580740, 57806560, 80929184, 101161480, 202322960, 404645920]

約数ペア:

[(1, 404645920), (2, 202322960), (4, 101161480), (5, 80929184), (7, 57806560), (8, 50580740), (10, 40464592), (14, 28903280), (16, 25290370), (20, 20232296), (28, 14451640), (32, 12645185), (35, 11561312), (40, 10116148), (49, 8258080), (56, 7225820), (70, 5780656), (80, 5058074), (98, 4129040), (112, 3612910), (140, 2890328), (160, 2529037), (196, 2064520), (224, 1806455), (245, 1651616), (280, 1445164), (392, 1032260), (490, 825808), (560, 722582), (784, 516130), (980, 412904), (1120, 361291), (1568, 258065), (1960, 206452), (3920, 103226), (7840, 51613)]