201912304720

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{51508241}}^1$

素因数の和:51508268

約数の個数: 60

約数和(自身を含む): 546090381684

約数和(自身を除く): 344178076964

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 51508241, 103016482, 206032964, 257541205, 360557687, 412065928, 515082410, 721115374, 824131856, 1030164820, 1442230748, 1802788435, 2060329640, 2523903809, 2884461496, 3605576870, 4120659280, 5047807618, 5768922992, 7211153740, 10095615236, 12619519045, 14422307480, 20191230472, 25239038090, 28844614960, 40382460944, 50478076180, 100956152360, 201912304720]

約数ペア:

[(1, 201912304720), (2, 100956152360), (4, 50478076180), (5, 40382460944), (7, 28844614960), (8, 25239038090), (10, 20191230472), (14, 14422307480), (16, 12619519045), (20, 10095615236), (28, 7211153740), (35, 5768922992), (40, 5047807618), (49, 4120659280), (56, 3605576870), (70, 2884461496), (80, 2523903809), (98, 2060329640), (112, 1802788435), (140, 1442230748), (196, 1030164820), (245, 824131856), (280, 721115374), (392, 515082410), (490, 412065928), (560, 360557687), (784, 257541205), (980, 206032964), (1960, 103016482), (3920, 51508241)]