542480

素因数分解:

$2^4\times 5^1\times {\mathrm{6781}}^1$

素因数の和:6794

約数の個数: 20

約数和(自身を含む): 1261452

約数和(自身を除く): 718972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 6781, 13562, 27124, 33905, 54248, 67810, 108496, 135620, 271240, 542480]

約数ペア:

[(1, 542480), (2, 271240), (4, 135620), (5, 108496), (8, 67810), (10, 54248), (16, 33905), (20, 27124), (40, 13562), (80, 6781)]