1521280

素因数分解:

$2^7\times 5^1\times {\mathrm{2377}}^1$

素因数の和:2396

約数の個数: 32

約数和(自身を含む): 3638340

約数和(自身を除く): 2117060

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 2377, 4754, 9508, 11885, 19016, 23770, 38032, 47540, 76064, 95080, 152128, 190160, 304256, 380320, 760640, 1521280]

約数ペア:

[(1, 1521280), (2, 760640), (4, 380320), (5, 304256), (8, 190160), (10, 152128), (16, 95080), (20, 76064), (32, 47540), (40, 38032), (64, 23770), (80, 19016), (128, 11885), (160, 9508), (320, 4754), (640, 2377)]