19024993880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{494927}}^1$

素因数の和:495000

約数の個数: 48

約数和(自身を含む): 44231715360

約数和(自身を除く): 25206721480

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 961, 1240, 1922, 3844, 4805, 7688, 9610, 19220, 38440, 494927, 989854, 1979708, 2474635, 3959416, 4949270, 9898540, 15342737, 19797080, 30685474, 61370948, 76713685, 122741896, 153427370, 306854740, 475624847, 613709480, 951249694, 1902499388, 2378124235, 3804998776, 4756248470, 9512496940, 19024993880]

約数ペア:

[(1, 19024993880), (2, 9512496940), (4, 4756248470), (5, 3804998776), (8, 2378124235), (10, 1902499388), (20, 951249694), (31, 613709480), (40, 475624847), (62, 306854740), (124, 153427370), (155, 122741896), (248, 76713685), (310, 61370948), (620, 30685474), (961, 19797080), (1240, 15342737), (1922, 9898540), (3844, 4949270), (4805, 3959416), (7688, 2474635), (9610, 1979708), (19220, 989854), (38440, 494927)]