2481280

素因数分解:

$2^7\times 5^1\times {\mathrm{3877}}^1$

素因数の和:3896

約数の個数: 32

約数和(自身を含む): 5933340

約数和(自身を除く): 3452060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 3877, 7754, 15508, 19385, 31016, 38770, 62032, 77540, 124064, 155080, 248128, 310160, 496256, 620320, 1240640, 2481280]

約数ペア:

[(1, 2481280), (2, 1240640), (4, 620320), (5, 496256), (8, 310160), (10, 248128), (16, 155080), (20, 124064), (32, 77540), (40, 62032), (64, 38770), (80, 31016), (128, 19385), (160, 15508), (320, 7754), (640, 3877)]