8137270

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:360

約数の個数: 32

約数和(自身を含む): 15240960

約数和(自身を除く): 7103690

約数列:

[1, 2, 5, 10, 41, 82, 89, 178, 205, 223, 410, 445, 446, 890, 1115, 2230, 3649, 7298, 9143, 18245, 18286, 19847, 36490, 39694, 45715, 91430, 99235, 198470, 813727, 1627454, 4068635, 8137270]

約数ペア:

[(1, 8137270), (2, 4068635), (5, 1627454), (10, 813727), (41, 198470), (82, 99235), (89, 91430), (178, 45715), (205, 39694), (223, 36490), (410, 19847), (445, 18286), (446, 18245), (890, 9143), (1115, 7298), (2230, 3649)]