4178860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1571}}^1$

素因数の和:1606

約数の個数: 48

約数和(自身を含む): 10563840

約数和(自身を除く): 6384980

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 70, 76, 95, 133, 140, 190, 266, 380, 532, 665, 1330, 1571, 2660, 3142, 6284, 7855, 10997, 15710, 21994, 29849, 31420, 43988, 54985, 59698, 109970, 119396, 149245, 208943, 219940, 298490, 417886, 596980, 835772, 1044715, 2089430, 4178860]

約数ペア:

[(1, 4178860), (2, 2089430), (4, 1044715), (5, 835772), (7, 596980), (10, 417886), (14, 298490), (19, 219940), (20, 208943), (28, 149245), (35, 119396), (38, 109970), (70, 59698), (76, 54985), (95, 43988), (133, 31420), (140, 29849), (190, 21994), (266, 15710), (380, 10997), (532, 7855), (665, 6284), (1330, 3142), (1571, 2660)]