3681280

素因数分解:

$2^{10}\times 5^1\times {\mathrm{719}}^1$

素因数の和:744

約数の個数: 44

約数和(自身を含む): 8843040

約数和(自身を除く): 5161760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 512, 640, 719, 1024, 1280, 1438, 2560, 2876, 3595, 5120, 5752, 7190, 11504, 14380, 23008, 28760, 46016, 57520, 92032, 115040, 184064, 230080, 368128, 460160, 736256, 920320, 1840640, 3681280]

約数ペア:

[(1, 3681280), (2, 1840640), (4, 920320), (5, 736256), (8, 460160), (10, 368128), (16, 230080), (20, 184064), (32, 115040), (40, 92032), (64, 57520), (80, 46016), (128, 28760), (160, 23008), (256, 14380), (320, 11504), (512, 7190), (640, 5752), (719, 5120), (1024, 3595), (1280, 2876), (1438, 2560)]