40121584

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{12601}}^1$

素因数の和:12808

約数の個数: 20

約数和(自身を含む): 78132400

約数和(自身を除く): 38010816

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 12601, 25202, 50404, 100808, 201616, 2507599, 5015198, 10030396, 20060792, 40121584]

約数ペア:

[(1, 40121584), (2, 20060792), (4, 10030396), (8, 5015198), (16, 2507599), (199, 201616), (398, 100808), (796, 50404), (1592, 25202), (3184, 12601)]