31017080

素因数分解:

$2^3\times 5^1\times {\mathrm{587}}^1\times {\mathrm{1321}}^1$

素因数の和:1919

約数の個数: 32

約数和(自身を含む): 69960240

約数和(自身を除く): 38943160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 587, 1174, 1321, 2348, 2642, 2935, 4696, 5284, 5870, 6605, 10568, 11740, 13210, 23480, 26420, 52840, 775427, 1550854, 3101708, 3877135, 6203416, 7754270, 15508540, 31017080]

約数ペア:

[(1, 31017080), (2, 15508540), (4, 7754270), (5, 6203416), (8, 3877135), (10, 3101708), (20, 1550854), (40, 775427), (587, 52840), (1174, 26420), (1321, 23480), (2348, 13210), (2642, 11740), (2935, 10568), (4696, 6605), (5284, 5870)]