2590480

素因数分解:

$2^4\times 5^1\times {\mathrm{32381}}^1$

素因数の和:32394

約数の個数: 20

約数和(自身を含む): 6023052

約数和(自身を除く): 3432572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 32381, 64762, 129524, 161905, 259048, 323810, 518096, 647620, 1295240, 2590480]

約数ペア:

[(1, 2590480), (2, 1295240), (4, 647620), (5, 518096), (8, 323810), (10, 259048), (16, 161905), (20, 129524), (40, 64762), (80, 32381)]