2842240

素因数分解:

$2^7\times 5^1\times {\mathrm{4441}}^1$

素因数の和:4460

約数の個数: 32

約数和(自身を含む): 6796260

約数和(自身を除く): 3954020

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 4441, 8882, 17764, 22205, 35528, 44410, 71056, 88820, 142112, 177640, 284224, 355280, 568448, 710560, 1421120, 2842240]

約数ペア:

[(1, 2842240), (2, 1421120), (4, 710560), (5, 568448), (8, 355280), (10, 284224), (16, 177640), (20, 142112), (32, 88820), (40, 71056), (64, 44410), (80, 35528), (128, 22205), (160, 17764), (320, 8882), (640, 4441)]