1981786960

素因数分解:

$2^4\times 5^1\times {\mathrm{47}}^1\times {\mathrm{527071}}^1$

素因数の和:527131

約数の個数: 40

約数和(自身を含む): 4705698816

約数和(自身を除く): 2723911856

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 47, 80, 94, 188, 235, 376, 470, 752, 940, 1880, 3760, 527071, 1054142, 2108284, 2635355, 4216568, 5270710, 8433136, 10541420, 21082840, 24772337, 42165680, 49544674, 99089348, 123861685, 198178696, 247723370, 396357392, 495446740, 990893480, 1981786960]

約数ペア:

[(1, 1981786960), (2, 990893480), (4, 495446740), (5, 396357392), (8, 247723370), (10, 198178696), (16, 123861685), (20, 99089348), (40, 49544674), (47, 42165680), (80, 24772337), (94, 21082840), (188, 10541420), (235, 8433136), (376, 5270710), (470, 4216568), (752, 2635355), (940, 2108284), (1880, 1054142), (3760, 527071)]