68414440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{90019}}^1$

素因数の和:90049

約数の個数: 32

約数和(自身を含む): 162036000

約数和(自身を除く): 93621560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 90019, 180038, 360076, 450095, 720152, 900190, 1710361, 1800380, 3420722, 3600760, 6841444, 8551805, 13682888, 17103610, 34207220, 68414440]

約数ペア:

[(1, 68414440), (2, 34207220), (4, 17103610), (5, 13682888), (8, 8551805), (10, 6841444), (19, 3600760), (20, 3420722), (38, 1800380), (40, 1710361), (76, 900190), (95, 720152), (152, 450095), (190, 360076), (380, 180038), (760, 90019)]