1940074280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{17957}}^1$

素因数の和:18078

約数の個数: 64

約数和(自身を含む): 4544810640

約数和(自身を除く): 2604736360

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 73, 74, 146, 148, 185, 292, 296, 365, 370, 584, 730, 740, 1460, 1480, 2701, 2920, 5402, 10804, 13505, 17957, 21608, 27010, 35914, 54020, 71828, 89785, 108040, 143656, 179570, 359140, 664409, 718280, 1310861, 1328818, 2621722, 2657636, 3322045, 5243444, 5315272, 6554305, 6644090, 10486888, 13108610, 13288180, 26217220, 26576360, 48501857, 52434440, 97003714, 194007428, 242509285, 388014856, 485018570, 970037140, 1940074280]

約数ペア:

[(1, 1940074280), (2, 970037140), (4, 485018570), (5, 388014856), (8, 242509285), (10, 194007428), (20, 97003714), (37, 52434440), (40, 48501857), (73, 26576360), (74, 26217220), (146, 13288180), (148, 13108610), (185, 10486888), (292, 6644090), (296, 6554305), (365, 5315272), (370, 5243444), (584, 3322045), (730, 2657636), (740, 2621722), (1460, 1328818), (1480, 1310861), (2701, 718280), (2920, 664409), (5402, 359140), (10804, 179570), (13505, 143656), (17957, 108040), (21608, 89785), (27010, 71828), (35914, 54020)]