2020842215

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{15401}}^1$

素因数の和:15599

約数の個数: 32

約数和(自身を含む): 2909869056

約数和(自身を除く): 889026841

約数列:

[1, 5, 7, 23, 35, 115, 161, 163, 805, 815, 1141, 3749, 5705, 15401, 18745, 26243, 77005, 107807, 131215, 354223, 539035, 1771115, 2479561, 2510363, 12397805, 12551815, 17572541, 57738349, 87862705, 288691745, 404168443, 2020842215]

約数ペア:

[(1, 2020842215), (5, 404168443), (7, 288691745), (23, 87862705), (35, 57738349), (115, 17572541), (161, 12551815), (163, 12397805), (805, 2510363), (815, 2479561), (1141, 1771115), (3749, 539035), (5705, 354223), (15401, 131215), (18745, 107807), (26243, 77005)]