7851370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{43}}^1$

素因数の和:131

約数の個数: 48

約数和(自身を含む): 15729120

約数和(自身を除く): 7877750

約数列:

[1, 2, 5, 10, 19, 31, 38, 43, 62, 86, 95, 155, 190, 215, 310, 430, 589, 817, 961, 1178, 1333, 1634, 1922, 2666, 2945, 4085, 4805, 5890, 6665, 8170, 9610, 13330, 18259, 25327, 36518, 41323, 50654, 82646, 91295, 126635, 182590, 206615, 253270, 413230, 785137, 1570274, 3925685, 7851370]

約数ペア:

[(1, 7851370), (2, 3925685), (5, 1570274), (10, 785137), (19, 413230), (31, 253270), (38, 206615), (43, 182590), (62, 126635), (86, 91295), (95, 82646), (155, 50654), (190, 41323), (215, 36518), (310, 25327), (430, 18259), (589, 13330), (817, 9610), (961, 8170), (1178, 6665), (1333, 5890), (1634, 4805), (1922, 4085), (2666, 2945)]