11880980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{14489}}^1$

素因数の和:14539

約数の個数: 24

約数和(自身を含む): 25560360

約数和(自身を除く): 13679380

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 14489, 28978, 57956, 72445, 144890, 289780, 594049, 1188098, 2376196, 2970245, 5940490, 11880980]

約数ペア:

[(1, 11880980), (2, 5940490), (4, 2970245), (5, 2376196), (10, 1188098), (20, 594049), (41, 289780), (82, 144890), (164, 72445), (205, 57956), (410, 28978), (820, 14489)]