31485890

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{1979}}^1$

素因数の和:2066

約数の個数: 32

約数和(自身を含む): 59590080

約数和(自身を除く): 28104190

約数列:

[1, 2, 5, 10, 37, 43, 74, 86, 185, 215, 370, 430, 1591, 1979, 3182, 3958, 7955, 9895, 15910, 19790, 73223, 85097, 146446, 170194, 366115, 425485, 732230, 850970, 3148589, 6297178, 15742945, 31485890]

約数ペア:

[(1, 31485890), (2, 15742945), (5, 6297178), (10, 3148589), (37, 850970), (43, 732230), (74, 425485), (86, 366115), (185, 170194), (215, 146446), (370, 85097), (430, 73223), (1591, 19790), (1979, 15910), (3182, 9895), (3958, 7955)]