788593820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{2087}}^1\times {\mathrm{2699}}^1$

素因数の和:4802

約数の個数: 48

約数和(自身を含む): 1894233600

約数和(自身を除く): 1105639780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 2087, 2699, 4174, 5398, 8348, 10435, 10796, 13495, 14609, 18893, 20870, 26990, 29218, 37786, 41740, 53980, 58436, 73045, 75572, 94465, 146090, 188930, 292180, 377860, 5632813, 11265626, 22531252, 28164065, 39429691, 56328130, 78859382, 112656260, 157718764, 197148455, 394296910, 788593820]

約数ペア:

[(1, 788593820), (2, 394296910), (4, 197148455), (5, 157718764), (7, 112656260), (10, 78859382), (14, 56328130), (20, 39429691), (28, 28164065), (35, 22531252), (70, 11265626), (140, 5632813), (2087, 377860), (2699, 292180), (4174, 188930), (5398, 146090), (8348, 94465), (10435, 75572), (10796, 73045), (13495, 58436), (14609, 53980), (18893, 41740), (20870, 37786), (26990, 29218)]