2001079870

素因数分解:

$2^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{397829}}^1$

素因数の和:398339

約数の個数: 16

約数和(自身を含む): 3609113760

約数和(自身を除く): 1608033890

約数列:

[1, 2, 5, 10, 503, 1006, 2515, 5030, 397829, 795658, 1989145, 3978290, 200107987, 400215974, 1000539935, 2001079870]

約数ペア:

[(1, 2001079870), (2, 1000539935), (5, 400215974), (10, 200107987), (503, 3978290), (1006, 1989145), (2515, 795658), (5030, 397829)]