4083140

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1873}}^1$

素因数の和:1991

約数の個数: 24

約数和(自身を含む): 8657880

約数和(自身を除く): 4574740

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 1873, 2180, 3746, 7492, 9365, 18730, 37460, 204157, 408314, 816628, 1020785, 2041570, 4083140]

約数ペア:

[(1, 4083140), (2, 2041570), (4, 1020785), (5, 816628), (10, 408314), (20, 204157), (109, 37460), (218, 18730), (436, 9365), (545, 7492), (1090, 3746), (1873, 2180)]