1418240

素因数分解:

$2^{10}\times 5^1\times {\mathrm{277}}^1$

素因数の和:302

約数の個数: 44

約数和(自身を含む): 3414396

約数和(自身を除く): 1996156

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 277, 320, 512, 554, 640, 1024, 1108, 1280, 1385, 2216, 2560, 2770, 4432, 5120, 5540, 8864, 11080, 17728, 22160, 35456, 44320, 70912, 88640, 141824, 177280, 283648, 354560, 709120, 1418240]

約数ペア:

[(1, 1418240), (2, 709120), (4, 354560), (5, 283648), (8, 177280), (10, 141824), (16, 88640), (20, 70912), (32, 44320), (40, 35456), (64, 22160), (80, 17728), (128, 11080), (160, 8864), (256, 5540), (277, 5120), (320, 4432), (512, 2770), (554, 2560), (640, 2216), (1024, 1385), (1108, 1280)]