3788860

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{487}}^1$

素因数の和:885

約数の個数: 24

約数和(自身を含む): 7993440

約数和(自身を除く): 4204580

約数列:

[1, 2, 4, 5, 10, 20, 389, 487, 778, 974, 1556, 1945, 1948, 2435, 3890, 4870, 7780, 9740, 189443, 378886, 757772, 947215, 1894430, 3788860]

約数ペア:

[(1, 3788860), (2, 1894430), (4, 947215), (5, 757772), (10, 378886), (20, 189443), (389, 9740), (487, 7780), (778, 4870), (974, 3890), (1556, 2435), (1945, 1948)]