22411520

素因数分解:

$2^8\times 5^1\times {\mathrm{17509}}^1$

素因数の和:17530

約数の個数: 36

約数和(自身を含む): 53685660

約数和(自身を除く): 31274140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 17509, 35018, 70036, 87545, 140072, 175090, 280144, 350180, 560288, 700360, 1120576, 1400720, 2241152, 2801440, 4482304, 5602880, 11205760, 22411520]

約数ペア:

[(1, 22411520), (2, 11205760), (4, 5602880), (5, 4482304), (8, 2801440), (10, 2241152), (16, 1400720), (20, 1120576), (32, 700360), (40, 560288), (64, 350180), (80, 280144), (128, 175090), (160, 140072), (256, 87545), (320, 70036), (640, 35018), (1280, 17509)]