1256890

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1$

素因数の和:166

約数の個数: 32

約数和(自身を含む): 2407680

約数和(自身を除く): 1150790

約数列:

[1, 2, 5, 10, 37, 43, 74, 79, 86, 158, 185, 215, 370, 395, 430, 790, 1591, 2923, 3182, 3397, 5846, 6794, 7955, 14615, 15910, 16985, 29230, 33970, 125689, 251378, 628445, 1256890]

約数ペア:

[(1, 1256890), (2, 628445), (5, 251378), (10, 125689), (37, 33970), (43, 29230), (74, 16985), (79, 15910), (86, 14615), (158, 7955), (185, 6794), (215, 5846), (370, 3397), (395, 3182), (430, 2923), (790, 1591)]