492740620

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{243931}}^1$

素因数の和:244041

約数の個数: 24

約数和(自身を含む): 1045004688

約数和(自身を除く): 552264068

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 243931, 487862, 975724, 1219655, 2439310, 4878620, 24637031, 49274062, 98548124, 123185155, 246370310, 492740620]

約数ペア:

[(1, 492740620), (2, 246370310), (4, 123185155), (5, 98548124), (10, 49274062), (20, 24637031), (101, 4878620), (202, 2439310), (404, 1219655), (505, 975724), (1010, 487862), (2020, 243931)]