2019483425

素因数分解:

$5^2\times {\mathrm{89}}^1\times {\mathrm{929}}^1\times {\mathrm{977}}^1$

素因数の和:2005

約数の個数: 24

約数和(自身を含む): 2537616600

約数和(自身を除く): 518133175

約数列:

[1, 5, 25, 89, 445, 929, 977, 2225, 4645, 4885, 23225, 24425, 82681, 86953, 413405, 434765, 907633, 2067025, 2173825, 4538165, 22690825, 80779337, 403896685, 2019483425]

約数ペア:

[(1, 2019483425), (5, 403896685), (25, 80779337), (89, 22690825), (445, 4538165), (929, 2173825), (977, 2067025), (2225, 907633), (4645, 434765), (4885, 413405), (23225, 86953), (24425, 82681)]