3209840

素因数分解:

$2^4\times 5^1\times {\mathrm{40123}}^1$

素因数の和:40136

約数の個数: 20

約数和(自身を含む): 7463064

約数和(自身を除く): 4253224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 40123, 80246, 160492, 200615, 320984, 401230, 641968, 802460, 1604920, 3209840]

約数ペア:

[(1, 3209840), (2, 1604920), (4, 802460), (5, 641968), (8, 401230), (10, 320984), (16, 200615), (20, 160492), (40, 80246), (80, 40123)]