40821860

素因数分解:

$2^2\times 5^1\times {\mathrm{311}}^1\times {\mathrm{6563}}^1$

素因数の和:6883

約数の個数: 24

約数和(自身を含む): 86014656

約数和(自身を除く): 45192796

約数列:

[1, 2, 4, 5, 10, 20, 311, 622, 1244, 1555, 3110, 6220, 6563, 13126, 26252, 32815, 65630, 131260, 2041093, 4082186, 8164372, 10205465, 20410930, 40821860]

約数ペア:

[(1, 40821860), (2, 20410930), (4, 10205465), (5, 8164372), (10, 4082186), (20, 2041093), (311, 131260), (622, 65630), (1244, 32815), (1555, 26252), (3110, 13126), (6220, 6563)]