204416440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{268969}}^1$

素因数の和:268999

約数の個数: 32

約数和(自身を含む): 484146000

約数和(自身を除く): 279729560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 268969, 537938, 1075876, 1344845, 2151752, 2689690, 5110411, 5379380, 10220822, 10758760, 20441644, 25552055, 40883288, 51104110, 102208220, 204416440]

約数ペア:

[(1, 204416440), (2, 102208220), (4, 51104110), (5, 40883288), (8, 25552055), (10, 20441644), (19, 10758760), (20, 10220822), (38, 5379380), (40, 5110411), (76, 2689690), (95, 2151752), (152, 1344845), (190, 1075876), (380, 537938), (760, 268969)]