20141661520

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1982447}}^1$

素因数の和:1982587

約数の個数: 40

約数和(自身を含む): 47198121984

約数和(自身を除く): 27056460464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 1982447, 3964894, 7929788, 9912235, 15859576, 19824470, 31719152, 39648940, 79297880, 158595760, 251770769, 503541538, 1007083076, 1258853845, 2014166152, 2517707690, 4028332304, 5035415380, 10070830760, 20141661520]

約数ペア:

[(1, 20141661520), (2, 10070830760), (4, 5035415380), (5, 4028332304), (8, 2517707690), (10, 2014166152), (16, 1258853845), (20, 1007083076), (40, 503541538), (80, 251770769), (127, 158595760), (254, 79297880), (508, 39648940), (635, 31719152), (1016, 19824470), (1270, 15859576), (2032, 9912235), (2540, 7929788), (5080, 3964894), (10160, 1982447)]