18753920

素因数分解:

$2^7\times 5^1\times {\mathrm{29303}}^1$

素因数の和:29322

約数の個数: 32

約数和(自身を含む): 44835120

約数和(自身を除く): 26081200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 29303, 58606, 117212, 146515, 234424, 293030, 468848, 586060, 937696, 1172120, 1875392, 2344240, 3750784, 4688480, 9376960, 18753920]

約数ペア:

[(1, 18753920), (2, 9376960), (4, 4688480), (5, 3750784), (8, 2344240), (10, 1875392), (16, 1172120), (20, 937696), (32, 586060), (40, 468848), (64, 293030), (80, 234424), (128, 146515), (160, 117212), (320, 58606), (640, 29303)]