2080758760

素因数分解:

$2^3\times 5^1\times {\mathrm{52018969}}^1$

素因数の和:52018980

約数の個数: 16

約数和(自身を含む): 4681707300

約数和(自身を除く): 2600948540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 52018969, 104037938, 208075876, 260094845, 416151752, 520189690, 1040379380, 2080758760]

約数ペア:

[(1, 2080758760), (2, 1040379380), (4, 520189690), (5, 416151752), (8, 260094845), (10, 208075876), (20, 104037938), (40, 52018969)]