8007140

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3673}}^1$

素因数の和:3791

約数の個数: 24

約数和(自身を含む): 16973880

約数和(自身を除く): 8966740

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 3673, 7346, 14692, 18365, 36730, 73460, 400357, 800714, 1601428, 2001785, 4003570, 8007140]

約数ペア:

[(1, 8007140), (2, 4003570), (4, 2001785), (5, 1601428), (10, 800714), (20, 400357), (109, 73460), (218, 36730), (436, 18365), (545, 14692), (1090, 7346), (2180, 3673)]